Home / 9,711.19-14,566.41-2,785.69

Finding the Fourth Proportional to 9,711.19, 14,566.41 and 2,785.69

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Solution

The fourth proportional to 9,711.19, 14,566.41 and 2,785.69 is: 4,178.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711.19 : 14,566.41 = 2,785.69 : x
  2. Step 2: Convert to fraction form
    9,711.19/14,566.41 = 2,785.69/x
  3. Step 3: Cross multiply
    9,711.19x = 14,566.41 × 2,785.69
  4. Step 4: Simplify right side
    9,711.19x = 40,577,502.67
  5. Step 5: Solve for x
    x = 40,577,502.67/9,711.19
  6. Step 6: Final answer
    x = 4,178.43

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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.