Home / 10,025.91-13,840.07-6,494.85

Finding the Fourth Proportional to 10,025.91, 13,840.07 and 6,494.85

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Solution

The fourth proportional to 10,025.91, 13,840.07 and 6,494.85 is: 8,965.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,025.91 : 13,840.07 = 6,494.85 : x
  2. Step 2: Convert to fraction form
    10,025.91/13,840.07 = 6,494.85/x
  3. Step 3: Cross multiply
    10,025.91x = 13,840.07 × 6,494.85
  4. Step 4: Simplify right side
    10,025.91x = 89,889,146.17
  5. Step 5: Solve for x
    x = 89,889,146.17/10,025.91
  6. Step 6: Final answer
    x = 8,965.68

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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.