Home / 9,215.10-13,827.51-5,524.74

Finding the Fourth Proportional to 9,215.10, 13,827.51 and 5,524.74

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Solution

The fourth proportional to 9,215.10, 13,827.51 and 5,524.74 is: 8,290.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215.10 : 13,827.51 = 5,524.74 : x
  2. Step 2: Convert to fraction form
    9,215.10/13,827.51 = 5,524.74/x
  3. Step 3: Cross multiply
    9,215.10x = 13,827.51 × 5,524.74
  4. Step 4: Simplify right side
    9,215.10x = 76,393,397.60
  5. Step 5: Solve for x
    x = 76,393,397.60/9,215.10
  6. Step 6: Final answer
    x = 8,290.02

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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.