Home / 4,401.76-6,615.60-2,872.48

Finding the Fourth Proportional to 4,401.76, 6,615.60 and 2,872.48

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Solution

The fourth proportional to 4,401.76, 6,615.60 and 2,872.48 is: 4,317.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,401.76 : 6,615.60 = 2,872.48 : x
  2. Step 2: Convert to fraction form
    4,401.76/6,615.60 = 2,872.48/x
  3. Step 3: Cross multiply
    4,401.76x = 6,615.60 × 2,872.48
  4. Step 4: Simplify right side
    4,401.76x = 19,003,178.69
  5. Step 5: Solve for x
    x = 19,003,178.69/4,401.76
  6. Step 6: Final answer
    x = 4,317.18

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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.