Home / 10,660.07-14,710.85-5,879.88

Finding the Fourth Proportional to 10,660.07, 14,710.85 and 5,879.88

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Solution

The fourth proportional to 10,660.07, 14,710.85 and 5,879.88 is: 8,114.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,660.07 : 14,710.85 = 5,879.88 : x
  2. Step 2: Convert to fraction form
    10,660.07/14,710.85 = 5,879.88/x
  3. Step 3: Cross multiply
    10,660.07x = 14,710.85 × 5,879.88
  4. Step 4: Simplify right side
    10,660.07x = 86,498,003.30
  5. Step 5: Solve for x
    x = 86,498,003.30/10,660.07
  6. Step 6: Final answer
    x = 8,114.21

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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.