Home / 9,711.24-14,566.92-2,785.76

Finding the Fourth Proportional to 9,711.24, 14,566.92 and 2,785.76

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Solution

The fourth proportional to 9,711.24, 14,566.92 and 2,785.76 is: 4,178.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711.24 : 14,566.92 = 2,785.76 : x
  2. Step 2: Convert to fraction form
    9,711.24/14,566.92 = 2,785.76/x
  3. Step 3: Cross multiply
    9,711.24x = 14,566.92 × 2,785.76
  4. Step 4: Simplify right side
    9,711.24x = 40,579,943.06
  5. Step 5: Solve for x
    x = 40,579,943.06/9,711.24
  6. Step 6: Final answer
    x = 4,178.66

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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.