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Finding the Fourth Proportional to 1,041.33, 1,550.65 and 1,029.82

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Solution

The fourth proportional to 1,041.33, 1,550.65 and 1,029.82 is: 1,533.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041.33 : 1,550.65 = 1,029.82 : x
  2. Step 2: Convert to fraction form
    1,041.33/1,550.65 = 1,029.82/x
  3. Step 3: Cross multiply
    1,041.33x = 1,550.65 × 1,029.82
  4. Step 4: Simplify right side
    1,041.33x = 1,596,890.38
  5. Step 5: Solve for x
    x = 1,596,890.38/1,041.33
  6. Step 6: Final answer
    x = 1,533.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.