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Finding the Fourth Proportional to 1,818.87, 2,510.34 and 1,073.01

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Solution

The fourth proportional to 1,818.87, 2,510.34 and 1,073.01 is: 1,480.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818.87 : 2,510.34 = 1,073.01 : x
  2. Step 2: Convert to fraction form
    1,818.87/2,510.34 = 1,073.01/x
  3. Step 3: Cross multiply
    1,818.87x = 2,510.34 × 1,073.01
  4. Step 4: Simplify right side
    1,818.87x = 2,693,619.92
  5. Step 5: Solve for x
    x = 2,693,619.92/1,818.87
  6. Step 6: Final answer
    x = 1,480.93

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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.