Home / 10,343.88-14,274.65-6,151.32

Finding the Fourth Proportional to 10,343.88, 14,274.65 and 6,151.32

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Solution

The fourth proportional to 10,343.88, 14,274.65 and 6,151.32 is: 8,488.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,343.88 : 14,274.65 = 6,151.32 : x
  2. Step 2: Convert to fraction form
    10,343.88/14,274.65 = 6,151.32/x
  3. Step 3: Cross multiply
    10,343.88x = 14,274.65 × 6,151.32
  4. Step 4: Simplify right side
    10,343.88x = 87,807,909.28
  5. Step 5: Solve for x
    x = 87,807,909.28/10,343.88
  6. Step 6: Final answer
    x = 8,488.88

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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.