Home / 10,790.55-16,186.74-2,999.34

Finding the Fourth Proportional to 10,790.55, 16,186.74 and 2,999.34

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Solution

The fourth proportional to 10,790.55, 16,186.74 and 2,999.34 is: 4,499.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790.55 : 16,186.74 = 2,999.34 : x
  2. Step 2: Convert to fraction form
    10,790.55/16,186.74 = 2,999.34/x
  3. Step 3: Cross multiply
    10,790.55x = 16,186.74 × 2,999.34
  4. Step 4: Simplify right side
    10,790.55x = 48,549,536.75
  5. Step 5: Solve for x
    x = 48,549,536.75/10,790.55
  6. Step 6: Final answer
    x = 4,499.26

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.