Home / 7,002.28-9,663.60-4,018.24

Finding the Fourth Proportional to 7,002.28, 9,663.60 and 4,018.24

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Solution

The fourth proportional to 7,002.28, 9,663.60 and 4,018.24 is: 5,545.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002.28 : 9,663.60 = 4,018.24 : x
  2. Step 2: Convert to fraction form
    7,002.28/9,663.60 = 4,018.24/x
  3. Step 3: Cross multiply
    7,002.28x = 9,663.60 × 4,018.24
  4. Step 4: Simplify right side
    7,002.28x = 38,830,664.06
  5. Step 5: Solve for x
    x = 38,830,664.06/7,002.28
  6. Step 6: Final answer
    x = 5,545.43

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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.