Home / 10,789.66-14,891.15-6,074.86

Finding the Fourth Proportional to 10,789.66, 14,891.15 and 6,074.86

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Solution

The fourth proportional to 10,789.66, 14,891.15 and 6,074.86 is: 8,384.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789.66 : 14,891.15 = 6,074.86 : x
  2. Step 2: Convert to fraction form
    10,789.66/14,891.15 = 6,074.86/x
  3. Step 3: Cross multiply
    10,789.66x = 14,891.15 × 6,074.86
  4. Step 4: Simplify right side
    10,789.66x = 90,461,651.49
  5. Step 5: Solve for x
    x = 90,461,651.49/10,789.66
  6. Step 6: Final answer
    x = 8,384.11

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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.