Home / 5,319.03-7,340.52-2,961.17

Finding the Fourth Proportional to 5,319.03, 7,340.52 and 2,961.17

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Solution

The fourth proportional to 5,319.03, 7,340.52 and 2,961.17 is: 4,086.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.03 : 7,340.52 = 2,961.17 : x
  2. Step 2: Convert to fraction form
    5,319.03/7,340.52 = 2,961.17/x
  3. Step 3: Cross multiply
    5,319.03x = 7,340.52 × 2,961.17
  4. Step 4: Simplify right side
    5,319.03x = 21,736,520.21
  5. Step 5: Solve for x
    x = 21,736,520.21/5,319.03
  6. Step 6: Final answer
    x = 4,086.56

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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.