Home / 8,854.85-13,282.31-3,308.13

Finding the Fourth Proportional to 8,854.85, 13,282.31 and 3,308.13

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Solution

The fourth proportional to 8,854.85, 13,282.31 and 3,308.13 is: 4,962.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.85 : 13,282.31 = 3,308.13 : x
  2. Step 2: Convert to fraction form
    8,854.85/13,282.31 = 3,308.13/x
  3. Step 3: Cross multiply
    8,854.85x = 13,282.31 × 3,308.13
  4. Step 4: Simplify right side
    8,854.85x = 43,939,616.45
  5. Step 5: Solve for x
    x = 43,939,616.45/8,854.85
  6. Step 6: Final answer
    x = 4,962.21

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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.