Home / 5,319.72-7,342.20-3,083.04

Finding the Fourth Proportional to 5,319.72, 7,342.20 and 3,083.04

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Solution

The fourth proportional to 5,319.72, 7,342.20 and 3,083.04 is: 4,255.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.72 : 7,342.20 = 3,083.04 : x
  2. Step 2: Convert to fraction form
    5,319.72/7,342.20 = 3,083.04/x
  3. Step 3: Cross multiply
    5,319.72x = 7,342.20 × 3,083.04
  4. Step 4: Simplify right side
    5,319.72x = 22,636,296.29
  5. Step 5: Solve for x
    x = 22,636,296.29/5,319.72
  6. Step 6: Final answer
    x = 4,255.17

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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.