Home / 1,200.29-1,795.77-1,052.87

Finding the Fourth Proportional to 1,200.29, 1,795.77 and 1,052.87

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Solution

The fourth proportional to 1,200.29, 1,795.77 and 1,052.87 is: 1,575.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200.29 : 1,795.77 = 1,052.87 : x
  2. Step 2: Convert to fraction form
    1,200.29/1,795.77 = 1,052.87/x
  3. Step 3: Cross multiply
    1,200.29x = 1,795.77 × 1,052.87
  4. Step 4: Simplify right side
    1,200.29x = 1,890,703.38
  5. Step 5: Solve for x
    x = 1,890,703.38/1,200.29
  6. Step 6: Final answer
    x = 1,575.21

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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.