Home / 8,965.28-13,460.40-4,585.76

Finding the Fourth Proportional to 8,965.28, 13,460.40 and 4,585.76

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Solution

The fourth proportional to 8,965.28, 13,460.40 and 4,585.76 is: 6,885.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965.28 : 13,460.40 = 4,585.76 : x
  2. Step 2: Convert to fraction form
    8,965.28/13,460.40 = 4,585.76/x
  3. Step 3: Cross multiply
    8,965.28x = 13,460.40 × 4,585.76
  4. Step 4: Simplify right side
    8,965.28x = 61,726,163.90
  5. Step 5: Solve for x
    x = 61,726,163.90/8,965.28
  6. Step 6: Final answer
    x = 6,885.02

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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.