Home / 7,567.56-10,443.60-4,381.20

Finding the Fourth Proportional to 7,567.56, 10,443.60 and 4,381.20

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Solution

The fourth proportional to 7,567.56, 10,443.60 and 4,381.20 is: 6,046.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,567.56 : 10,443.60 = 4,381.20 : x
  2. Step 2: Convert to fraction form
    7,567.56/10,443.60 = 4,381.20/x
  3. Step 3: Cross multiply
    7,567.56x = 10,443.60 × 4,381.20
  4. Step 4: Simplify right side
    7,567.56x = 45,755,500.32
  5. Step 5: Solve for x
    x = 45,755,500.32/7,567.56
  6. Step 6: Final answer
    x = 6,046.27

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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.