Home / 9,930.40-14,897.84-3,356.16

Finding the Fourth Proportional to 9,930.40, 14,897.84 and 3,356.16

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Solution

The fourth proportional to 9,930.40, 14,897.84 and 3,356.16 is: 5,035.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,930.40 : 14,897.84 = 3,356.16 : x
  2. Step 2: Convert to fraction form
    9,930.40/14,897.84 = 3,356.16/x
  3. Step 3: Cross multiply
    9,930.40x = 14,897.84 × 3,356.16
  4. Step 4: Simplify right side
    9,930.40x = 49,999,534.69
  5. Step 5: Solve for x
    x = 49,999,534.69/9,930.40
  6. Step 6: Final answer
    x = 5,035.00

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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.