Home / 9,504.18-13,115.79-5,255.55

Finding the Fourth Proportional to 9,504.18, 13,115.79 and 5,255.55

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Solution

The fourth proportional to 9,504.18, 13,115.79 and 5,255.55 is: 7,252.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,504.18 : 13,115.79 = 5,255.55 : x
  2. Step 2: Convert to fraction form
    9,504.18/13,115.79 = 5,255.55/x
  3. Step 3: Cross multiply
    9,504.18x = 13,115.79 × 5,255.55
  4. Step 4: Simplify right side
    9,504.18x = 68,930,690.13
  5. Step 5: Solve for x
    x = 68,930,690.13/9,504.18
  6. Step 6: Final answer
    x = 7,252.67

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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.