Home / 7,088.30-9,781.44-4,104.26

Finding the Fourth Proportional to 7,088.30, 9,781.44 and 4,104.26

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Solution

The fourth proportional to 7,088.30, 9,781.44 and 4,104.26 is: 5,663.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,088.30 : 9,781.44 = 4,104.26 : x
  2. Step 2: Convert to fraction form
    7,088.30/9,781.44 = 4,104.26/x
  3. Step 3: Cross multiply
    7,088.30x = 9,781.44 × 4,104.26
  4. Step 4: Simplify right side
    7,088.30x = 40,145,572.93
  5. Step 5: Solve for x
    x = 40,145,572.93/7,088.30
  6. Step 6: Final answer
    x = 5,663.64

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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.