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Finding the Fourth Proportional to 2,752.62, 3,798.39 and 1,510.62

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Solution

The fourth proportional to 2,752.62, 3,798.39 and 1,510.62 is: 2,084.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752.62 : 3,798.39 = 1,510.62 : x
  2. Step 2: Convert to fraction form
    2,752.62/3,798.39 = 1,510.62/x
  3. Step 3: Cross multiply
    2,752.62x = 3,798.39 × 1,510.62
  4. Step 4: Simplify right side
    2,752.62x = 5,737,923.90
  5. Step 5: Solve for x
    x = 5,737,923.90/2,752.62
  6. Step 6: Final answer
    x = 2,084.53

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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.