Home / 5,319.17-7,340.32-2,961.26

Finding the Fourth Proportional to 5,319.17, 7,340.32 and 2,961.26

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Solution

The fourth proportional to 5,319.17, 7,340.32 and 2,961.26 is: 4,086.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.17 : 7,340.32 = 2,961.26 : x
  2. Step 2: Convert to fraction form
    5,319.17/7,340.32 = 2,961.26/x
  3. Step 3: Cross multiply
    5,319.17x = 7,340.32 × 2,961.26
  4. Step 4: Simplify right side
    5,319.17x = 21,736,590.53
  5. Step 5: Solve for x
    x = 21,736,590.53/5,319.17
  6. Step 6: Final answer
    x = 4,086.46

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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.