Home / 12,592.26-18,887.85-4,276.53

Finding the Fourth Proportional to 12,592.26, 18,887.85 and 4,276.53

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Solution

The fourth proportional to 12,592.26, 18,887.85 and 4,276.53 is: 6,414.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,592.26 : 18,887.85 = 4,276.53 : x
  2. Step 2: Convert to fraction form
    12,592.26/18,887.85 = 4,276.53/x
  3. Step 3: Cross multiply
    12,592.26x = 18,887.85 × 4,276.53
  4. Step 4: Simplify right side
    12,592.26x = 80,774,457.16
  5. Step 5: Solve for x
    x = 80,774,457.16/12,592.26
  6. Step 6: Final answer
    x = 6,414.61

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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.