Home / 1,711.13-2,566.94-556.61

Finding the Fourth Proportional to 1,711.13, 2,566.94 and 556.61

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Solution

The fourth proportional to 1,711.13, 2,566.94 and 556.61 is: 834.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711.13 : 2,566.94 = 556.61 : x
  2. Step 2: Convert to fraction form
    1,711.13/2,566.94 = 556.61/x
  3. Step 3: Cross multiply
    1,711.13x = 2,566.94 × 556.61
  4. Step 4: Simplify right side
    1,711.13x = 1,428,768.86
  5. Step 5: Solve for x
    x = 1,428,768.86/1,711.13
  6. Step 6: Final answer
    x = 834.99

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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.