Home / 7,614.27-11,422.76-2,686.77

Finding the Fourth Proportional to 7,614.27, 11,422.76 and 2,686.77

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Solution

The fourth proportional to 7,614.27, 11,422.76 and 2,686.77 is: 4,030.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614.27 : 11,422.76 = 2,686.77 : x
  2. Step 2: Convert to fraction form
    7,614.27/11,422.76 = 2,686.77/x
  3. Step 3: Cross multiply
    7,614.27x = 11,422.76 × 2,686.77
  4. Step 4: Simplify right side
    7,614.27x = 30,690,315.45
  5. Step 5: Solve for x
    x = 30,690,315.45/7,614.27
  6. Step 6: Final answer
    x = 4,030.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.