Home / 5,632.48-8,449.44-2,170.72

Finding the Fourth Proportional to 5,632.48, 8,449.44 and 2,170.72

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Solution

The fourth proportional to 5,632.48, 8,449.44 and 2,170.72 is: 3,256.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,632.48 : 8,449.44 = 2,170.72 : x
  2. Step 2: Convert to fraction form
    5,632.48/8,449.44 = 2,170.72/x
  3. Step 3: Cross multiply
    5,632.48x = 8,449.44 × 2,170.72
  4. Step 4: Simplify right side
    5,632.48x = 18,341,368.40
  5. Step 5: Solve for x
    x = 18,341,368.40/5,632.48
  6. Step 6: Final answer
    x = 3,256.36

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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.