Home / 10,660.24-14,710.80-5,814.78

Finding the Fourth Proportional to 10,660.24, 14,710.80 and 5,814.78

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Solution

The fourth proportional to 10,660.24, 14,710.80 and 5,814.78 is: 8,024.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,660.24 : 14,710.80 = 5,814.78 : x
  2. Step 2: Convert to fraction form
    10,660.24/14,710.80 = 5,814.78/x
  3. Step 3: Cross multiply
    10,660.24x = 14,710.80 × 5,814.78
  4. Step 4: Simplify right side
    10,660.24x = 85,540,065.62
  5. Step 5: Solve for x
    x = 85,540,065.62/10,660.24
  6. Step 6: Final answer
    x = 8,024.22

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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.