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Finding the Fourth Proportional to 1,810.41, 2,712.54 and 1,152.99

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Solution

The fourth proportional to 1,810.41, 2,712.54 and 1,152.99 is: 1,727.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810.41 : 2,712.54 = 1,152.99 : x
  2. Step 2: Convert to fraction form
    1,810.41/2,712.54 = 1,152.99/x
  3. Step 3: Cross multiply
    1,810.41x = 2,712.54 × 1,152.99
  4. Step 4: Simplify right side
    1,810.41x = 3,127,531.49
  5. Step 5: Solve for x
    x = 3,127,531.49/1,810.41
  6. Step 6: Final answer
    x = 1,727.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.