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Finding the Fourth Proportional to 1,711.56, 2,352.84 and 1,700.76

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Solution

The fourth proportional to 1,711.56, 2,352.84 and 1,700.76 is: 2,337.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711.56 : 2,352.84 = 1,700.76 : x
  2. Step 2: Convert to fraction form
    1,711.56/2,352.84 = 1,700.76/x
  3. Step 3: Cross multiply
    1,711.56x = 2,352.84 × 1,700.76
  4. Step 4: Simplify right side
    1,711.56x = 4,001,616.16
  5. Step 5: Solve for x
    x = 4,001,616.16/1,711.56
  6. Step 6: Final answer
    x = 2,337.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.