Home / 10,114.74-13,965.30-6,339.42

Finding the Fourth Proportional to 10,114.74, 13,965.30 and 6,339.42

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Solution

The fourth proportional to 10,114.74, 13,965.30 and 6,339.42 is: 8,752.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114.74 : 13,965.30 = 6,339.42 : x
  2. Step 2: Convert to fraction form
    10,114.74/13,965.30 = 6,339.42/x
  3. Step 3: Cross multiply
    10,114.74x = 13,965.30 × 6,339.42
  4. Step 4: Simplify right side
    10,114.74x = 88,531,902.13
  5. Step 5: Solve for x
    x = 88,531,902.13/10,114.74
  6. Step 6: Final answer
    x = 8,752.76

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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.