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Finding the Fourth Proportional to 1,733.47, 2,601.12 and 759.34

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Solution

The fourth proportional to 1,733.47, 2,601.12 and 759.34 is: 1,139.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.47 : 2,601.12 = 759.34 : x
  2. Step 2: Convert to fraction form
    1,733.47/2,601.12 = 759.34/x
  3. Step 3: Cross multiply
    1,733.47x = 2,601.12 × 759.34
  4. Step 4: Simplify right side
    1,733.47x = 1,975,134.46
  5. Step 5: Solve for x
    x = 1,975,134.46/1,733.47
  6. Step 6: Final answer
    x = 1,139.41

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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.