Home / 10,126.22-13,972.50-6,763.64

Finding the Fourth Proportional to 10,126.22, 13,972.50 and 6,763.64

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Solution

The fourth proportional to 10,126.22, 13,972.50 and 6,763.64 is: 9,332.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.22 : 13,972.50 = 6,763.64 : x
  2. Step 2: Convert to fraction form
    10,126.22/13,972.50 = 6,763.64/x
  3. Step 3: Cross multiply
    10,126.22x = 13,972.50 × 6,763.64
  4. Step 4: Simplify right side
    10,126.22x = 94,504,890.04
  5. Step 5: Solve for x
    x = 94,504,890.04/10,126.22
  6. Step 6: Final answer
    x = 9,332.70

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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.