Home / 1,369.80-2,052.77-1,060.22

Finding the Fourth Proportional to 1,369.80, 2,052.77 and 1,060.22

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Solution

The fourth proportional to 1,369.80, 2,052.77 and 1,060.22 is: 1,588.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369.80 : 2,052.77 = 1,060.22 : x
  2. Step 2: Convert to fraction form
    1,369.80/2,052.77 = 1,060.22/x
  3. Step 3: Cross multiply
    1,369.80x = 2,052.77 × 1,060.22
  4. Step 4: Simplify right side
    1,369.80x = 2,176,372.24
  5. Step 5: Solve for x
    x = 2,176,372.24/1,369.80
  6. Step 6: Final answer
    x = 1,588.82

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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.