Home / 2,864.70-4,294.08-1,109.52

Finding the Fourth Proportional to 2,864.70, 4,294.08 and 1,109.52

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Solution

The fourth proportional to 2,864.70, 4,294.08 and 1,109.52 is: 1,663.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.70 : 4,294.08 = 1,109.52 : x
  2. Step 2: Convert to fraction form
    2,864.70/4,294.08 = 1,109.52/x
  3. Step 3: Cross multiply
    2,864.70x = 4,294.08 × 1,109.52
  4. Step 4: Simplify right side
    2,864.70x = 4,764,367.64
  5. Step 5: Solve for x
    x = 4,764,367.64/2,864.70
  6. Step 6: Final answer
    x = 1,663.13

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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.