Home / 9,213.85-13,820.13-2,288.35

Finding the Fourth Proportional to 9,213.85, 13,820.13 and 2,288.35

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Solution

The fourth proportional to 9,213.85, 13,820.13 and 2,288.35 is: 3,432.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213.85 : 13,820.13 = 2,288.35 : x
  2. Step 2: Convert to fraction form
    9,213.85/13,820.13 = 2,288.35/x
  3. Step 3: Cross multiply
    9,213.85x = 13,820.13 × 2,288.35
  4. Step 4: Simplify right side
    9,213.85x = 31,625,294.49
  5. Step 5: Solve for x
    x = 31,625,294.49/9,213.85
  6. Step 6: Final answer
    x = 3,432.36

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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.