Home / 10,340.15-14,269.55-5,863.79

Finding the Fourth Proportional to 10,340.15, 14,269.55 and 5,863.79

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Solution

The fourth proportional to 10,340.15, 14,269.55 and 5,863.79 is: 8,092.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340.15 : 14,269.55 = 5,863.79 : x
  2. Step 2: Convert to fraction form
    10,340.15/14,269.55 = 5,863.79/x
  3. Step 3: Cross multiply
    10,340.15x = 14,269.55 × 5,863.79
  4. Step 4: Simplify right side
    10,340.15x = 83,673,644.59
  5. Step 5: Solve for x
    x = 83,673,644.59/10,340.15
  6. Step 6: Final answer
    x = 8,092.11

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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.