Home / 9,156.60-13,722.48-8,246.16

Finding the Fourth Proportional to 9,156.60, 13,722.48 and 8,246.16

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Solution

The fourth proportional to 9,156.60, 13,722.48 and 8,246.16 is: 12,358.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,156.60 : 13,722.48 = 8,246.16 : x
  2. Step 2: Convert to fraction form
    9,156.60/13,722.48 = 8,246.16/x
  3. Step 3: Cross multiply
    9,156.60x = 13,722.48 × 8,246.16
  4. Step 4: Simplify right side
    9,156.60x = 113,157,765.68
  5. Step 5: Solve for x
    x = 113,157,765.68/9,156.60
  6. Step 6: Final answer
    x = 12,358.05

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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.