Home / 5,358.16-7,393.92-3,000.28

Finding the Fourth Proportional to 5,358.16, 7,393.92 and 3,000.28

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Solution

The fourth proportional to 5,358.16, 7,393.92 and 3,000.28 is: 4,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.16 : 7,393.92 = 3,000.28 : x
  2. Step 2: Convert to fraction form
    5,358.16/7,393.92 = 3,000.28/x
  3. Step 3: Cross multiply
    5,358.16x = 7,393.92 × 3,000.28
  4. Step 4: Simplify right side
    5,358.16x = 22,183,830.30
  5. Step 5: Solve for x
    x = 22,183,830.30/5,358.16
  6. Step 6: Final answer
    x = 4,140.20

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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.