Home / 5,423.24-7,483.92-3,065.28

Finding the Fourth Proportional to 5,423.24, 7,483.92 and 3,065.28

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Solution

The fourth proportional to 5,423.24, 7,483.92 and 3,065.28 is: 4,230.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.24 : 7,483.92 = 3,065.28 : x
  2. Step 2: Convert to fraction form
    5,423.24/7,483.92 = 3,065.28/x
  3. Step 3: Cross multiply
    5,423.24x = 7,483.92 × 3,065.28
  4. Step 4: Simplify right side
    5,423.24x = 22,940,310.30
  5. Step 5: Solve for x
    x = 22,940,310.30/5,423.24
  6. Step 6: Final answer
    x = 4,230.00

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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.