Home / 5,358.36-7,394.70-3,000.60

Finding the Fourth Proportional to 5,358.36, 7,394.70 and 3,000.60

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Solution

The fourth proportional to 5,358.36, 7,394.70 and 3,000.60 is: 4,140.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.36 : 7,394.70 = 3,000.60 : x
  2. Step 2: Convert to fraction form
    5,358.36/7,394.70 = 3,000.60/x
  3. Step 3: Cross multiply
    5,358.36x = 7,394.70 × 3,000.60
  4. Step 4: Simplify right side
    5,358.36x = 22,188,536.82
  5. Step 5: Solve for x
    x = 22,188,536.82/5,358.36
  6. Step 6: Final answer
    x = 4,140.92

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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.