Home / 7,524.89-10,385.64-4,337.62

Finding the Fourth Proportional to 7,524.89, 10,385.64 and 4,337.62

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Solution

The fourth proportional to 7,524.89, 10,385.64 and 4,337.62 is: 5,986.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524.89 : 10,385.64 = 4,337.62 : x
  2. Step 2: Convert to fraction form
    7,524.89/10,385.64 = 4,337.62/x
  3. Step 3: Cross multiply
    7,524.89x = 10,385.64 × 4,337.62
  4. Step 4: Simplify right side
    7,524.89x = 45,048,959.78
  5. Step 5: Solve for x
    x = 45,048,959.78/7,524.89
  6. Step 6: Final answer
    x = 5,986.66

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Half scale
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Double scale
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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.