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Finding the Fourth Proportional to 1,751.01, 2,626.85 and 501.61

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Solution

The fourth proportional to 1,751.01, 2,626.85 and 501.61 is: 752.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751.01 : 2,626.85 = 501.61 : x
  2. Step 2: Convert to fraction form
    1,751.01/2,626.85 = 501.61/x
  3. Step 3: Cross multiply
    1,751.01x = 2,626.85 × 501.61
  4. Step 4: Simplify right side
    1,751.01x = 1,317,654.23
  5. Step 5: Solve for x
    x = 1,317,654.23/1,751.01
  6. Step 6: Final answer
    x = 752.51

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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.