Home / 10,366.72-14,305.38-6,117.56

Finding the Fourth Proportional to 10,366.72, 14,305.38 and 6,117.56

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Solution

The fourth proportional to 10,366.72, 14,305.38 and 6,117.56 is: 8,441.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.72 : 14,305.38 = 6,117.56 : x
  2. Step 2: Convert to fraction form
    10,366.72/14,305.38 = 6,117.56/x
  3. Step 3: Cross multiply
    10,366.72x = 14,305.38 × 6,117.56
  4. Step 4: Simplify right side
    10,366.72x = 87,514,020.47
  5. Step 5: Solve for x
    x = 87,514,020.47/10,366.72
  6. Step 6: Final answer
    x = 8,441.82

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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.