Home / 8,895.05-12,268.23-6,306.80

Finding the Fourth Proportional to 8,895.05, 12,268.23 and 6,306.80

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Solution

The fourth proportional to 8,895.05, 12,268.23 and 6,306.80 is: 8,698.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,895.05 : 12,268.23 = 6,306.80 : x
  2. Step 2: Convert to fraction form
    8,895.05/12,268.23 = 6,306.80/x
  3. Step 3: Cross multiply
    8,895.05x = 12,268.23 × 6,306.80
  4. Step 4: Simplify right side
    8,895.05x = 77,373,211.62
  5. Step 5: Solve for x
    x = 77,373,211.62/8,895.05
  6. Step 6: Final answer
    x = 8,698.46

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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.