Home / 1,760.32-2,432.26-1,538.92

Finding the Fourth Proportional to 1,760.32, 2,432.26 and 1,538.92

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Solution

The fourth proportional to 1,760.32, 2,432.26 and 1,538.92 is: 2,126.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760.32 : 2,432.26 = 1,538.92 : x
  2. Step 2: Convert to fraction form
    1,760.32/2,432.26 = 1,538.92/x
  3. Step 3: Cross multiply
    1,760.32x = 2,432.26 × 1,538.92
  4. Step 4: Simplify right side
    1,760.32x = 3,743,053.56
  5. Step 5: Solve for x
    x = 3,743,053.56/1,760.32
  6. Step 6: Final answer
    x = 2,126.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.