Home / 7,088.10-9,781.42-4,104.46

Finding the Fourth Proportional to 7,088.10, 9,781.42 and 4,104.46

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Solution

The fourth proportional to 7,088.10, 9,781.42 and 4,104.46 is: 5,664.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,088.10 : 9,781.42 = 4,104.46 : x
  2. Step 2: Convert to fraction form
    7,088.10/9,781.42 = 4,104.46/x
  3. Step 3: Cross multiply
    7,088.10x = 9,781.42 × 4,104.46
  4. Step 4: Simplify right side
    7,088.10x = 40,147,447.13
  5. Step 5: Solve for x
    x = 40,147,447.13/7,088.10
  6. Step 6: Final answer
    x = 5,664.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.