Home / 8,842.33-13,261.47-3,909.30

Finding the Fourth Proportional to 8,842.33, 13,261.47 and 3,909.30

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Solution

The fourth proportional to 8,842.33, 13,261.47 and 3,909.30 is: 5,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,842.33 : 13,261.47 = 3,909.30 : x
  2. Step 2: Convert to fraction form
    8,842.33/13,261.47 = 3,909.30/x
  3. Step 3: Cross multiply
    8,842.33x = 13,261.47 × 3,909.30
  4. Step 4: Simplify right side
    8,842.33x = 51,843,064.67
  5. Step 5: Solve for x
    x = 51,843,064.67/8,842.33
  6. Step 6: Final answer
    x = 5,863.05

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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.