Home / 8,827.26-13,242.63-2,985.54

Finding the Fourth Proportional to 8,827.26, 13,242.63 and 2,985.54

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Solution

The fourth proportional to 8,827.26, 13,242.63 and 2,985.54 is: 4,478.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.26 : 13,242.63 = 2,985.54 : x
  2. Step 2: Convert to fraction form
    8,827.26/13,242.63 = 2,985.54/x
  3. Step 3: Cross multiply
    8,827.26x = 13,242.63 × 2,985.54
  4. Step 4: Simplify right side
    8,827.26x = 39,536,401.57
  5. Step 5: Solve for x
    x = 39,536,401.57/8,827.26
  6. Step 6: Final answer
    x = 4,478.90

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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.