Home / 10,534.95-15,803.33-2,743.75

Finding the Fourth Proportional to 10,534.95, 15,803.33 and 2,743.75

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Solution

The fourth proportional to 10,534.95, 15,803.33 and 2,743.75 is: 4,115.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,534.95 : 15,803.33 = 2,743.75 : x
  2. Step 2: Convert to fraction form
    10,534.95/15,803.33 = 2,743.75/x
  3. Step 3: Cross multiply
    10,534.95x = 15,803.33 × 2,743.75
  4. Step 4: Simplify right side
    10,534.95x = 43,360,386.69
  5. Step 5: Solve for x
    x = 43,360,386.69/10,534.95
  6. Step 6: Final answer
    x = 4,115.86

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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.