Home / 6,847.80-10,251.54-6,381.24

Finding the Fourth Proportional to 6,847.80, 10,251.54 and 6,381.24

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Solution

The fourth proportional to 6,847.80, 10,251.54 and 6,381.24 is: 9,553.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,847.80 : 10,251.54 = 6,381.24 : x
  2. Step 2: Convert to fraction form
    6,847.80/10,251.54 = 6,381.24/x
  3. Step 3: Cross multiply
    6,847.80x = 10,251.54 × 6,381.24
  4. Step 4: Simplify right side
    6,847.80x = 65,417,537.11
  5. Step 5: Solve for x
    x = 65,417,537.11/6,847.80
  6. Step 6: Final answer
    x = 9,553.07

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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.