Home / 5,182.11-7,771.54-2,257.47

Finding the Fourth Proportional to 5,182.11, 7,771.54 and 2,257.47

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Solution

The fourth proportional to 5,182.11, 7,771.54 and 2,257.47 is: 3,385.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.11 : 7,771.54 = 2,257.47 : x
  2. Step 2: Convert to fraction form
    5,182.11/7,771.54 = 2,257.47/x
  3. Step 3: Cross multiply
    5,182.11x = 7,771.54 × 2,257.47
  4. Step 4: Simplify right side
    5,182.11x = 17,544,018.40
  5. Step 5: Solve for x
    x = 17,544,018.40/5,182.11
  6. Step 6: Final answer
    x = 3,385.50

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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.