Home / 10,296.38-14,209.04-5,580.66

Finding the Fourth Proportional to 10,296.38, 14,209.04 and 5,580.66

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Solution

The fourth proportional to 10,296.38, 14,209.04 and 5,580.66 is: 7,701.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,296.38 : 14,209.04 = 5,580.66 : x
  2. Step 2: Convert to fraction form
    10,296.38/14,209.04 = 5,580.66/x
  3. Step 3: Cross multiply
    10,296.38x = 14,209.04 × 5,580.66
  4. Step 4: Simplify right side
    10,296.38x = 79,295,821.17
  5. Step 5: Solve for x
    x = 79,295,821.17/10,296.38
  6. Step 6: Final answer
    x = 7,701.33

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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.