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Finding the Fourth Proportional to 1,350.48, 1,864 and 1,088

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Solution

The fourth proportional to 1,350.48, 1,864 and 1,088 is: 1,501.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.48 : 1,864 = 1,088 : x
  2. Step 2: Convert to fraction form
    1,350.48/1,864 = 1,088/x
  3. Step 3: Cross multiply
    1,350.48x = 1,864 × 1,088
  4. Step 4: Simplify right side
    1,350.48x = 2,028,032
  5. Step 5: Solve for x
    x = 2,028,032/1,350.48
  6. Step 6: Final answer
    x = 1,501.71

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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.