Home / 1,532.77-2,298.47-1,380.14

Finding the Fourth Proportional to 1,532.77, 2,298.47 and 1,380.14

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Solution

The fourth proportional to 1,532.77, 2,298.47 and 1,380.14 is: 2,069.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.77 : 2,298.47 = 1,380.14 : x
  2. Step 2: Convert to fraction form
    1,532.77/2,298.47 = 1,380.14/x
  3. Step 3: Cross multiply
    1,532.77x = 2,298.47 × 1,380.14
  4. Step 4: Simplify right side
    1,532.77x = 3,172,191.99
  5. Step 5: Solve for x
    x = 3,172,191.99/1,532.77
  6. Step 6: Final answer
    x = 2,069.59

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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.