Home / 4,721.11-7,073.46-4,261.84

Finding the Fourth Proportional to 4,721.11, 7,073.46 and 4,261.84

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Solution

The fourth proportional to 4,721.11, 7,073.46 and 4,261.84 is: 6,385.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.11 : 7,073.46 = 4,261.84 : x
  2. Step 2: Convert to fraction form
    4,721.11/7,073.46 = 4,261.84/x
  3. Step 3: Cross multiply
    4,721.11x = 7,073.46 × 4,261.84
  4. Step 4: Simplify right side
    4,721.11x = 30,145,937.08
  5. Step 5: Solve for x
    x = 30,145,937.08/4,721.11
  6. Step 6: Final answer
    x = 6,385.35

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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.