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Finding the Fourth Proportional to 2,357.92, 3,252.84 and 2,002.36

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Solution

The fourth proportional to 2,357.92, 3,252.84 and 2,002.36 is: 2,762.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357.92 : 3,252.84 = 2,002.36 : x
  2. Step 2: Convert to fraction form
    2,357.92/3,252.84 = 2,002.36/x
  3. Step 3: Cross multiply
    2,357.92x = 3,252.84 × 2,002.36
  4. Step 4: Simplify right side
    2,357.92x = 6,513,356.70
  5. Step 5: Solve for x
    x = 6,513,356.70/2,357.92
  6. Step 6: Final answer
    x = 2,762.33

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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.