Home / 5,296.81-7,310.55-3,058.38

Finding the Fourth Proportional to 5,296.81, 7,310.55 and 3,058.38

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Solution

The fourth proportional to 5,296.81, 7,310.55 and 3,058.38 is: 4,221.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.81 : 7,310.55 = 3,058.38 : x
  2. Step 2: Convert to fraction form
    5,296.81/7,310.55 = 3,058.38/x
  3. Step 3: Cross multiply
    5,296.81x = 7,310.55 × 3,058.38
  4. Step 4: Simplify right side
    5,296.81x = 22,358,439.91
  5. Step 5: Solve for x
    x = 22,358,439.91/5,296.81
  6. Step 6: Final answer
    x = 4,221.11

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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.