Home / 9,802.08-14,705.28-5,425.92

Finding the Fourth Proportional to 9,802.08, 14,705.28 and 5,425.92

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Solution

The fourth proportional to 9,802.08, 14,705.28 and 5,425.92 is: 8,140.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,802.08 : 14,705.28 = 5,425.92 : x
  2. Step 2: Convert to fraction form
    9,802.08/14,705.28 = 5,425.92/x
  3. Step 3: Cross multiply
    9,802.08x = 14,705.28 × 5,425.92
  4. Step 4: Simplify right side
    9,802.08x = 79,789,672.86
  5. Step 5: Solve for x
    x = 79,789,672.86/9,802.08
  6. Step 6: Final answer
    x = 8,140.08

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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.