Home / 4,872.04-7,306.85-1,911.09

Finding the Fourth Proportional to 4,872.04, 7,306.85 and 1,911.09

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Solution

The fourth proportional to 4,872.04, 7,306.85 and 1,911.09 is: 2,866.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.04 : 7,306.85 = 1,911.09 : x
  2. Step 2: Convert to fraction form
    4,872.04/7,306.85 = 1,911.09/x
  3. Step 3: Cross multiply
    4,872.04x = 7,306.85 × 1,911.09
  4. Step 4: Simplify right side
    4,872.04x = 13,964,024.92
  5. Step 5: Solve for x
    x = 13,964,024.92/4,872.04
  6. Step 6: Final answer
    x = 2,866.15

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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.