Home / 1,876.24-2,591.23-1,670.10

Finding the Fourth Proportional to 1,876.24, 2,591.23 and 1,670.10

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Solution

The fourth proportional to 1,876.24, 2,591.23 and 1,670.10 is: 2,306.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876.24 : 2,591.23 = 1,670.10 : x
  2. Step 2: Convert to fraction form
    1,876.24/2,591.23 = 1,670.10/x
  3. Step 3: Cross multiply
    1,876.24x = 2,591.23 × 1,670.10
  4. Step 4: Simplify right side
    1,876.24x = 4,327,613.22
  5. Step 5: Solve for x
    x = 4,327,613.22/1,876.24
  6. Step 6: Final answer
    x = 2,306.53

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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.