Home / 4,999.16-7,499.98-1,489.15

Finding the Fourth Proportional to 4,999.16, 7,499.98 and 1,489.15

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Solution

The fourth proportional to 4,999.16, 7,499.98 and 1,489.15 is: 2,234.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.16 : 7,499.98 = 1,489.15 : x
  2. Step 2: Convert to fraction form
    4,999.16/7,499.98 = 1,489.15/x
  3. Step 3: Cross multiply
    4,999.16x = 7,499.98 × 1,489.15
  4. Step 4: Simplify right side
    4,999.16x = 11,168,595.22
  5. Step 5: Solve for x
    x = 11,168,595.22/4,999.16
  6. Step 6: Final answer
    x = 2,234.09

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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.