Home / 9,346.20-14,016.60-3,422.40

Finding the Fourth Proportional to 9,346.20, 14,016.60 and 3,422.40

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Solution

The fourth proportional to 9,346.20, 14,016.60 and 3,422.40 is: 5,132.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,346.20 : 14,016.60 = 3,422.40 : x
  2. Step 2: Convert to fraction form
    9,346.20/14,016.60 = 3,422.40/x
  3. Step 3: Cross multiply
    9,346.20x = 14,016.60 × 3,422.40
  4. Step 4: Simplify right side
    9,346.20x = 47,970,411.84
  5. Step 5: Solve for x
    x = 47,970,411.84/9,346.20
  6. Step 6: Final answer
    x = 5,132.61

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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.