Home / 7,423.92-10,244.88-4,066.80

Finding the Fourth Proportional to 7,423.92, 10,244.88 and 4,066.80

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Solution

The fourth proportional to 7,423.92, 10,244.88 and 4,066.80 is: 5,612.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.92 : 10,244.88 = 4,066.80 : x
  2. Step 2: Convert to fraction form
    7,423.92/10,244.88 = 4,066.80/x
  3. Step 3: Cross multiply
    7,423.92x = 10,244.88 × 4,066.80
  4. Step 4: Simplify right side
    7,423.92x = 41,663,877.98
  5. Step 5: Solve for x
    x = 41,663,877.98/7,423.92
  6. Step 6: Final answer
    x = 5,612.11

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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.