Home / 10,558.70-15,838.56-2,767.52

Finding the Fourth Proportional to 10,558.70, 15,838.56 and 2,767.52

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Solution

The fourth proportional to 10,558.70, 15,838.56 and 2,767.52 is: 4,151.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558.70 : 15,838.56 = 2,767.52 : x
  2. Step 2: Convert to fraction form
    10,558.70/15,838.56 = 2,767.52/x
  3. Step 3: Cross multiply
    10,558.70x = 15,838.56 × 2,767.52
  4. Step 4: Simplify right side
    10,558.70x = 43,833,531.57
  5. Step 5: Solve for x
    x = 43,833,531.57/10,558.70
  6. Step 6: Final answer
    x = 4,151.41

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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.