Home / 1,927.67-2,888.46-1,049.42

Finding the Fourth Proportional to 1,927.67, 2,888.46 and 1,049.42

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Solution

The fourth proportional to 1,927.67, 2,888.46 and 1,049.42 is: 1,572.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927.67 : 2,888.46 = 1,049.42 : x
  2. Step 2: Convert to fraction form
    1,927.67/2,888.46 = 1,049.42/x
  3. Step 3: Cross multiply
    1,927.67x = 2,888.46 × 1,049.42
  4. Step 4: Simplify right side
    1,927.67x = 3,031,214.91
  5. Step 5: Solve for x
    x = 3,031,214.91/1,927.67
  6. Step 6: Final answer
    x = 1,572.48

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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.