Home / 10,815.42-16,223.13-4,244.70

Finding the Fourth Proportional to 10,815.42, 16,223.13 and 4,244.70

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Solution

The fourth proportional to 10,815.42, 16,223.13 and 4,244.70 is: 6,367.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,815.42 : 16,223.13 = 4,244.70 : x
  2. Step 2: Convert to fraction form
    10,815.42/16,223.13 = 4,244.70/x
  3. Step 3: Cross multiply
    10,815.42x = 16,223.13 × 4,244.70
  4. Step 4: Simplify right side
    10,815.42x = 68,862,319.91
  5. Step 5: Solve for x
    x = 68,862,319.91/10,815.42
  6. Step 6: Final answer
    x = 6,367.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.