Home / 8,860.56-13,294.85-3,864.48

Finding the Fourth Proportional to 8,860.56, 13,294.85 and 3,864.48

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Solution

The fourth proportional to 8,860.56, 13,294.85 and 3,864.48 is: 5,798.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.56 : 13,294.85 = 3,864.48 : x
  2. Step 2: Convert to fraction form
    8,860.56/13,294.85 = 3,864.48/x
  3. Step 3: Cross multiply
    8,860.56x = 13,294.85 × 3,864.48
  4. Step 4: Simplify right side
    8,860.56x = 51,377,662.61
  5. Step 5: Solve for x
    x = 51,377,662.61/8,860.56
  6. Step 6: Final answer
    x = 5,798.47

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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.