Home / 8,749.62-13,113.50-6,246.92

Finding the Fourth Proportional to 8,749.62, 13,113.50 and 6,246.92

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Solution

The fourth proportional to 8,749.62, 13,113.50 and 6,246.92 is: 9,362.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.62 : 13,113.50 = 6,246.92 : x
  2. Step 2: Convert to fraction form
    8,749.62/13,113.50 = 6,246.92/x
  3. Step 3: Cross multiply
    8,749.62x = 13,113.50 × 6,246.92
  4. Step 4: Simplify right side
    8,749.62x = 81,918,986.97
  5. Step 5: Solve for x
    x = 81,918,986.97/8,749.62
  6. Step 6: Final answer
    x = 9,362.58

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1.5x scale

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.