Home / 10,483.75-15,686.37-6,251.53

Finding the Fourth Proportional to 10,483.75, 15,686.37 and 6,251.53

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Solution

The fourth proportional to 10,483.75, 15,686.37 and 6,251.53 is: 9,353.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,483.75 : 15,686.37 = 6,251.53 : x
  2. Step 2: Convert to fraction form
    10,483.75/15,686.37 = 6,251.53/x
  3. Step 3: Cross multiply
    10,483.75x = 15,686.37 × 6,251.53
  4. Step 4: Simplify right side
    10,483.75x = 98,063,812.65
  5. Step 5: Solve for x
    x = 98,063,812.65/10,483.75
  6. Step 6: Final answer
    x = 9,353.89

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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.