Home / 10,842.13-14,961.95-6,126.31

Finding the Fourth Proportional to 10,842.13, 14,961.95 and 6,126.31

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Solution

The fourth proportional to 10,842.13, 14,961.95 and 6,126.31 is: 8,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,842.13 : 14,961.95 = 6,126.31 : x
  2. Step 2: Convert to fraction form
    10,842.13/14,961.95 = 6,126.31/x
  3. Step 3: Cross multiply
    10,842.13x = 14,961.95 × 6,126.31
  4. Step 4: Simplify right side
    10,842.13x = 91,661,513.27
  5. Step 5: Solve for x
    x = 91,661,513.27/10,842.13
  6. Step 6: Final answer
    x = 8,454.20

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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.