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Finding the Fourth Proportional to 1,362.77, 2,041.08 and 1,332.02

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Solution

The fourth proportional to 1,362.77, 2,041.08 and 1,332.02 is: 1,995.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362.77 : 2,041.08 = 1,332.02 : x
  2. Step 2: Convert to fraction form
    1,362.77/2,041.08 = 1,332.02/x
  3. Step 3: Cross multiply
    1,362.77x = 2,041.08 × 1,332.02
  4. Step 4: Simplify right side
    1,362.77x = 2,718,761.83
  5. Step 5: Solve for x
    x = 2,718,761.83/1,362.77
  6. Step 6: Final answer
    x = 1,995.02

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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.