Home / 5,733.52-7,910.34-3,215.20

Finding the Fourth Proportional to 5,733.52, 7,910.34 and 3,215.20

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Solution

The fourth proportional to 5,733.52, 7,910.34 and 3,215.20 is: 4,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,733.52 : 7,910.34 = 3,215.20 : x
  2. Step 2: Convert to fraction form
    5,733.52/7,910.34 = 3,215.20/x
  3. Step 3: Cross multiply
    5,733.52x = 7,910.34 × 3,215.20
  4. Step 4: Simplify right side
    5,733.52x = 25,433,325.17
  5. Step 5: Solve for x
    x = 25,433,325.17/5,733.52
  6. Step 6: Final answer
    x = 4,435.90

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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.