Home / 1,658.44-2,287.47-1,373.96

Finding the Fourth Proportional to 1,658.44, 2,287.47 and 1,373.96

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Solution

The fourth proportional to 1,658.44, 2,287.47 and 1,373.96 is: 1,895.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658.44 : 2,287.47 = 1,373.96 : x
  2. Step 2: Convert to fraction form
    1,658.44/2,287.47 = 1,373.96/x
  3. Step 3: Cross multiply
    1,658.44x = 2,287.47 × 1,373.96
  4. Step 4: Simplify right side
    1,658.44x = 3,142,888.85
  5. Step 5: Solve for x
    x = 3,142,888.85/1,658.44
  6. Step 6: Final answer
    x = 1,895.09

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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.