Home / 10,503.64-14,488.61-6,251.85

Finding the Fourth Proportional to 10,503.64, 14,488.61 and 6,251.85

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Solution

The fourth proportional to 10,503.64, 14,488.61 and 6,251.85 is: 8,623.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,503.64 : 14,488.61 = 6,251.85 : x
  2. Step 2: Convert to fraction form
    10,503.64/14,488.61 = 6,251.85/x
  3. Step 3: Cross multiply
    10,503.64x = 14,488.61 × 6,251.85
  4. Step 4: Simplify right side
    10,503.64x = 90,580,616.43
  5. Step 5: Solve for x
    x = 90,580,616.43/10,503.64
  6. Step 6: Final answer
    x = 8,623.74

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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.