Home / 9,246.85-12,760.73-5,267.90

Finding the Fourth Proportional to 9,246.85, 12,760.73 and 5,267.90

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Solution

The fourth proportional to 9,246.85, 12,760.73 and 5,267.90 is: 7,269.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,246.85 : 12,760.73 = 5,267.90 : x
  2. Step 2: Convert to fraction form
    9,246.85/12,760.73 = 5,267.90/x
  3. Step 3: Cross multiply
    9,246.85x = 12,760.73 × 5,267.90
  4. Step 4: Simplify right side
    9,246.85x = 67,222,249.57
  5. Step 5: Solve for x
    x = 67,222,249.57/9,246.85
  6. Step 6: Final answer
    x = 7,269.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.