Home / 5,358.11-7,394.19-3,000.25

Finding the Fourth Proportional to 5,358.11, 7,394.19 and 3,000.25

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Solution

The fourth proportional to 5,358.11, 7,394.19 and 3,000.25 is: 4,140.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.11 : 7,394.19 = 3,000.25 : x
  2. Step 2: Convert to fraction form
    5,358.11/7,394.19 = 3,000.25/x
  3. Step 3: Cross multiply
    5,358.11x = 7,394.19 × 3,000.25
  4. Step 4: Simplify right side
    5,358.11x = 22,184,426.94
  5. Step 5: Solve for x
    x = 22,184,426.94/5,358.11
  6. Step 6: Final answer
    x = 4,140.34

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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.