Home / 8,635.24-12,952.50-4,887.28

Finding the Fourth Proportional to 8,635.24, 12,952.50 and 4,887.28

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Solution

The fourth proportional to 8,635.24, 12,952.50 and 4,887.28 is: 7,330.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635.24 : 12,952.50 = 4,887.28 : x
  2. Step 2: Convert to fraction form
    8,635.24/12,952.50 = 4,887.28/x
  3. Step 3: Cross multiply
    8,635.24x = 12,952.50 × 4,887.28
  4. Step 4: Simplify right side
    8,635.24x = 63,302,494.20
  5. Step 5: Solve for x
    x = 63,302,494.20/8,635.24
  6. Step 6: Final answer
    x = 7,330.72

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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.