Home / 4,717.04-7,073.12-2,117.76

Finding the Fourth Proportional to 4,717.04, 7,073.12 and 2,117.76

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Solution

The fourth proportional to 4,717.04, 7,073.12 and 2,117.76 is: 3,175.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.04 : 7,073.12 = 2,117.76 : x
  2. Step 2: Convert to fraction form
    4,717.04/7,073.12 = 2,117.76/x
  3. Step 3: Cross multiply
    4,717.04x = 7,073.12 × 2,117.76
  4. Step 4: Simplify right side
    4,717.04x = 14,979,170.61
  5. Step 5: Solve for x
    x = 14,979,170.61/4,717.04
  6. Step 6: Final answer
    x = 3,175.54

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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.