Home / 3,011.11-4,517.95-1,693.28

Finding the Fourth Proportional to 3,011.11, 4,517.95 and 1,693.28

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Solution

The fourth proportional to 3,011.11, 4,517.95 and 1,693.28 is: 2,540.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.11 : 4,517.95 = 1,693.28 : x
  2. Step 2: Convert to fraction form
    3,011.11/4,517.95 = 1,693.28/x
  3. Step 3: Cross multiply
    3,011.11x = 4,517.95 × 1,693.28
  4. Step 4: Simplify right side
    3,011.11x = 7,650,154.38
  5. Step 5: Solve for x
    x = 7,650,154.38/3,011.11
  6. Step 6: Final answer
    x = 2,540.64

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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.