Home / 4,881.10-7,310.85-2,937.10

Finding the Fourth Proportional to 4,881.10, 7,310.85 and 2,937.10

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Solution

The fourth proportional to 4,881.10, 7,310.85 and 2,937.10 is: 4,399.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.10 : 7,310.85 = 2,937.10 : x
  2. Step 2: Convert to fraction form
    4,881.10/7,310.85 = 2,937.10/x
  3. Step 3: Cross multiply
    4,881.10x = 7,310.85 × 2,937.10
  4. Step 4: Simplify right side
    4,881.10x = 21,472,697.54
  5. Step 5: Solve for x
    x = 21,472,697.54/4,881.10
  6. Step 6: Final answer
    x = 4,399.15

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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.