Home / 10,749.52-16,124.70-2,959

Finding the Fourth Proportional to 10,749.52, 16,124.70 and 2,959

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Solution

The fourth proportional to 10,749.52, 16,124.70 and 2,959 is: 4,438.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,749.52 : 16,124.70 = 2,959 : x
  2. Step 2: Convert to fraction form
    10,749.52/16,124.70 = 2,959/x
  3. Step 3: Cross multiply
    10,749.52x = 16,124.70 × 2,959
  4. Step 4: Simplify right side
    10,749.52x = 47,712,987.30
  5. Step 5: Solve for x
    x = 47,712,987.30/10,749.52
  6. Step 6: Final answer
    x = 4,438.62

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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.