Home / 4,295.40-6,443.10-2,655.15

Finding the Fourth Proportional to 4,295.40, 6,443.10 and 2,655.15

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Solution

The fourth proportional to 4,295.40, 6,443.10 and 2,655.15 is: 3,982.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,295.40 : 6,443.10 = 2,655.15 : x
  2. Step 2: Convert to fraction form
    4,295.40/6,443.10 = 2,655.15/x
  3. Step 3: Cross multiply
    4,295.40x = 6,443.10 × 2,655.15
  4. Step 4: Simplify right side
    4,295.40x = 17,107,396.97
  5. Step 5: Solve for x
    x = 17,107,396.97/4,295.40
  6. Step 6: Final answer
    x = 3,982.73

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Similar ratio
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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.