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Finding the Fourth Proportional to 1,746.56, 2,618.20 and 591.52

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Solution

The fourth proportional to 1,746.56, 2,618.20 and 591.52 is: 886.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746.56 : 2,618.20 = 591.52 : x
  2. Step 2: Convert to fraction form
    1,746.56/2,618.20 = 591.52/x
  3. Step 3: Cross multiply
    1,746.56x = 2,618.20 × 591.52
  4. Step 4: Simplify right side
    1,746.56x = 1,548,717.66
  5. Step 5: Solve for x
    x = 1,548,717.66/1,746.56
  6. Step 6: Final answer
    x = 886.72

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1.5x scale

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.