Home / 10,249.83-14,145.29-6,269.70

Finding the Fourth Proportional to 10,249.83, 14,145.29 and 6,269.70

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Solution

The fourth proportional to 10,249.83, 14,145.29 and 6,269.70 is: 8,652.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249.83 : 14,145.29 = 6,269.70 : x
  2. Step 2: Convert to fraction form
    10,249.83/14,145.29 = 6,269.70/x
  3. Step 3: Cross multiply
    10,249.83x = 14,145.29 × 6,269.70
  4. Step 4: Simplify right side
    10,249.83x = 88,686,724.71
  5. Step 5: Solve for x
    x = 88,686,724.71/10,249.83
  6. Step 6: Final answer
    x = 8,652.51

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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.