Home / 8,847.25-12,212.40-5,864.05

Finding the Fourth Proportional to 8,847.25, 12,212.40 and 5,864.05

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Solution

The fourth proportional to 8,847.25, 12,212.40 and 5,864.05 is: 8,094.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847.25 : 12,212.40 = 5,864.05 : x
  2. Step 2: Convert to fraction form
    8,847.25/12,212.40 = 5,864.05/x
  3. Step 3: Cross multiply
    8,847.25x = 12,212.40 × 5,864.05
  4. Step 4: Simplify right side
    8,847.25x = 71,614,124.22
  5. Step 5: Solve for x
    x = 71,614,124.22/8,847.25
  6. Step 6: Final answer
    x = 8,094.51

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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.