Home / 9,105.16-13,657.02-3,557.44

Finding the Fourth Proportional to 9,105.16, 13,657.02 and 3,557.44

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Solution

The fourth proportional to 9,105.16, 13,657.02 and 3,557.44 is: 5,335.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,105.16 : 13,657.02 = 3,557.44 : x
  2. Step 2: Convert to fraction form
    9,105.16/13,657.02 = 3,557.44/x
  3. Step 3: Cross multiply
    9,105.16x = 13,657.02 × 3,557.44
  4. Step 4: Simplify right side
    9,105.16x = 48,584,029.23
  5. Step 5: Solve for x
    x = 48,584,029.23/9,105.16
  6. Step 6: Final answer
    x = 5,335.88

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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.