Home / 7,860.14-10,843.27-4,874.89

Finding the Fourth Proportional to 7,860.14, 10,843.27 and 4,874.89

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Solution

The fourth proportional to 7,860.14, 10,843.27 and 4,874.89 is: 6,725.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.14 : 10,843.27 = 4,874.89 : x
  2. Step 2: Convert to fraction form
    7,860.14/10,843.27 = 4,874.89/x
  3. Step 3: Cross multiply
    7,860.14x = 10,843.27 × 4,874.89
  4. Step 4: Simplify right side
    7,860.14x = 52,859,748.49
  5. Step 5: Solve for x
    x = 52,859,748.49/7,860.14
  6. Step 6: Final answer
    x = 6,725.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.