Home / 10,713.12-14,782.68-5,997.30

Finding the Fourth Proportional to 10,713.12, 14,782.68 and 5,997.30

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Solution

The fourth proportional to 10,713.12, 14,782.68 and 5,997.30 is: 8,275.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,713.12 : 14,782.68 = 5,997.30 : x
  2. Step 2: Convert to fraction form
    10,713.12/14,782.68 = 5,997.30/x
  3. Step 3: Cross multiply
    10,713.12x = 14,782.68 × 5,997.30
  4. Step 4: Simplify right side
    10,713.12x = 88,656,166.76
  5. Step 5: Solve for x
    x = 88,656,166.76/10,713.12
  6. Step 6: Final answer
    x = 8,275.48

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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.