Home / 9,335.19-12,844.80-9,113.70

Finding the Fourth Proportional to 9,335.19, 12,844.80 and 9,113.70

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Solution

The fourth proportional to 9,335.19, 12,844.80 and 9,113.70 is: 12,540.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,335.19 : 12,844.80 = 9,113.70 : x
  2. Step 2: Convert to fraction form
    9,335.19/12,844.80 = 9,113.70/x
  3. Step 3: Cross multiply
    9,335.19x = 12,844.80 × 9,113.70
  4. Step 4: Simplify right side
    9,335.19x = 117,063,653.76
  5. Step 5: Solve for x
    x = 117,063,653.76/9,335.19
  6. Step 6: Final answer
    x = 12,540.04

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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.