Home / 1,711.84-2,566.68-1,480.72

Finding the Fourth Proportional to 1,711.84, 2,566.68 and 1,480.72

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Solution

The fourth proportional to 1,711.84, 2,566.68 and 1,480.72 is: 2,220.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711.84 : 2,566.68 = 1,480.72 : x
  2. Step 2: Convert to fraction form
    1,711.84/2,566.68 = 1,480.72/x
  3. Step 3: Cross multiply
    1,711.84x = 2,566.68 × 1,480.72
  4. Step 4: Simplify right side
    1,711.84x = 3,800,534.41
  5. Step 5: Solve for x
    x = 3,800,534.41/1,711.84
  6. Step 6: Final answer
    x = 2,220.15

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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.