Home / 10,489.02-14,474.58-6,241.92

Finding the Fourth Proportional to 10,489.02, 14,474.58 and 6,241.92

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Solution

The fourth proportional to 10,489.02, 14,474.58 and 6,241.92 is: 8,613.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,489.02 : 14,474.58 = 6,241.92 : x
  2. Step 2: Convert to fraction form
    10,489.02/14,474.58 = 6,241.92/x
  3. Step 3: Cross multiply
    10,489.02x = 14,474.58 × 6,241.92
  4. Step 4: Simplify right side
    10,489.02x = 90,349,170.39
  5. Step 5: Solve for x
    x = 90,349,170.39/10,489.02
  6. Step 6: Final answer
    x = 8,613.69

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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.