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Finding the Fourth Proportional to 1,812.58, 2,502.19 and 1,484.53

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Solution

The fourth proportional to 1,812.58, 2,502.19 and 1,484.53 is: 2,049.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812.58 : 2,502.19 = 1,484.53 : x
  2. Step 2: Convert to fraction form
    1,812.58/2,502.19 = 1,484.53/x
  3. Step 3: Cross multiply
    1,812.58x = 2,502.19 × 1,484.53
  4. Step 4: Simplify right side
    1,812.58x = 3,714,571.72
  5. Step 5: Solve for x
    x = 3,714,571.72/1,812.58
  6. Step 6: Final answer
    x = 2,049.33

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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.