Home / 5,649.20-8,477.46-4,265.72

Finding the Fourth Proportional to 5,649.20, 8,477.46 and 4,265.72

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Solution

The fourth proportional to 5,649.20, 8,477.46 and 4,265.72 is: 6,401.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.20 : 8,477.46 = 4,265.72 : x
  2. Step 2: Convert to fraction form
    5,649.20/8,477.46 = 4,265.72/x
  3. Step 3: Cross multiply
    5,649.20x = 8,477.46 × 4,265.72
  4. Step 4: Simplify right side
    5,649.20x = 36,162,470.67
  5. Step 5: Solve for x
    x = 36,162,470.67/5,649.20
  6. Step 6: Final answer
    x = 6,401.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.