Home / 9,930.11-14,897.21-2,910.35

Finding the Fourth Proportional to 9,930.11, 14,897.21 and 2,910.35

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Solution

The fourth proportional to 9,930.11, 14,897.21 and 2,910.35 is: 4,366.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,930.11 : 14,897.21 = 2,910.35 : x
  2. Step 2: Convert to fraction form
    9,930.11/14,897.21 = 2,910.35/x
  3. Step 3: Cross multiply
    9,930.11x = 14,897.21 × 2,910.35
  4. Step 4: Simplify right side
    9,930.11x = 43,356,080.57
  5. Step 5: Solve for x
    x = 43,356,080.57/9,930.11
  6. Step 6: Final answer
    x = 4,366.13

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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.