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Finding the Fourth Proportional to 3,260.52, 4,499.52 and 1,768.47

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Solution

The fourth proportional to 3,260.52, 4,499.52 and 1,768.47 is: 2,440.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.52 : 4,499.52 = 1,768.47 : x
  2. Step 2: Convert to fraction form
    3,260.52/4,499.52 = 1,768.47/x
  3. Step 3: Cross multiply
    3,260.52x = 4,499.52 × 1,768.47
  4. Step 4: Simplify right side
    3,260.52x = 7,957,266.13
  5. Step 5: Solve for x
    x = 7,957,266.13/3,260.52
  6. Step 6: Final answer
    x = 2,440.49

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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.