Home / 7,644.38-10,549.26-4,459.86

Finding the Fourth Proportional to 7,644.38, 10,549.26 and 4,459.86

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Solution

The fourth proportional to 7,644.38, 10,549.26 and 4,459.86 is: 6,154.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.38 : 10,549.26 = 4,459.86 : x
  2. Step 2: Convert to fraction form
    7,644.38/10,549.26 = 4,459.86/x
  3. Step 3: Cross multiply
    7,644.38x = 10,549.26 × 4,459.86
  4. Step 4: Simplify right side
    7,644.38x = 47,048,207.02
  5. Step 5: Solve for x
    x = 47,048,207.02/7,644.38
  6. Step 6: Final answer
    x = 6,154.62

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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.