Home / 5,876.55-8,109.12-3,358.16

Finding the Fourth Proportional to 5,876.55, 8,109.12 and 3,358.16

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Solution

The fourth proportional to 5,876.55, 8,109.12 and 3,358.16 is: 4,633.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.55 : 8,109.12 = 3,358.16 : x
  2. Step 2: Convert to fraction form
    5,876.55/8,109.12 = 3,358.16/x
  3. Step 3: Cross multiply
    5,876.55x = 8,109.12 × 3,358.16
  4. Step 4: Simplify right side
    5,876.55x = 27,231,681.87
  5. Step 5: Solve for x
    x = 27,231,681.87/5,876.55
  6. Step 6: Final answer
    x = 4,633.96

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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.