Home / 8,827.20-13,241.58-2,587.20

Finding the Fourth Proportional to 8,827.20, 13,241.58 and 2,587.20

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Solution

The fourth proportional to 8,827.20, 13,241.58 and 2,587.20 is: 3,881.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.20 : 13,241.58 = 2,587.20 : x
  2. Step 2: Convert to fraction form
    8,827.20/13,241.58 = 2,587.20/x
  3. Step 3: Cross multiply
    8,827.20x = 13,241.58 × 2,587.20
  4. Step 4: Simplify right side
    8,827.20x = 34,258,615.78
  5. Step 5: Solve for x
    x = 34,258,615.78/8,827.20
  6. Step 6: Final answer
    x = 3,881.03

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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.