Home / 11,497.20-17,245.80-4,101.90

Finding the Fourth Proportional to 11,497.20, 17,245.80 and 4,101.90

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Solution

The fourth proportional to 11,497.20, 17,245.80 and 4,101.90 is: 6,152.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,497.20 : 17,245.80 = 4,101.90 : x
  2. Step 2: Convert to fraction form
    11,497.20/17,245.80 = 4,101.90/x
  3. Step 3: Cross multiply
    11,497.20x = 17,245.80 × 4,101.90
  4. Step 4: Simplify right side
    11,497.20x = 70,740,547.02
  5. Step 5: Solve for x
    x = 70,740,547.02/11,497.20
  6. Step 6: Final answer
    x = 6,152.85

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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.