Home / 10,253.96-14,150.13-6,479.15

Finding the Fourth Proportional to 10,253.96, 14,150.13 and 6,479.15

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Solution

The fourth proportional to 10,253.96, 14,150.13 and 6,479.15 is: 8,941.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,253.96 : 14,150.13 = 6,479.15 : x
  2. Step 2: Convert to fraction form
    10,253.96/14,150.13 = 6,479.15/x
  3. Step 3: Cross multiply
    10,253.96x = 14,150.13 × 6,479.15
  4. Step 4: Simplify right side
    10,253.96x = 91,680,814.79
  5. Step 5: Solve for x
    x = 91,680,814.79/10,253.96
  6. Step 6: Final answer
    x = 8,941.02

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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.