Home / 1,534.20-2,289.52-1,370.17

Finding the Fourth Proportional to 1,534.20, 2,289.52 and 1,370.17

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Solution

The fourth proportional to 1,534.20, 2,289.52 and 1,370.17 is: 2,044.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534.20 : 2,289.52 = 1,370.17 : x
  2. Step 2: Convert to fraction form
    1,534.20/2,289.52 = 1,370.17/x
  3. Step 3: Cross multiply
    1,534.20x = 2,289.52 × 1,370.17
  4. Step 4: Simplify right side
    1,534.20x = 3,137,031.62
  5. Step 5: Solve for x
    x = 3,137,031.62/1,534.20
  6. Step 6: Final answer
    x = 2,044.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.