Home / 8,352.82-12,515.56-5,055.92

Finding the Fourth Proportional to 8,352.82, 12,515.56 and 5,055.92

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Solution

The fourth proportional to 8,352.82, 12,515.56 and 5,055.92 is: 7,575.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352.82 : 12,515.56 = 5,055.92 : x
  2. Step 2: Convert to fraction form
    8,352.82/12,515.56 = 5,055.92/x
  3. Step 3: Cross multiply
    8,352.82x = 12,515.56 × 5,055.92
  4. Step 4: Simplify right side
    8,352.82x = 63,277,670.27
  5. Step 5: Solve for x
    x = 63,277,670.27/8,352.82
  6. Step 6: Final answer
    x = 7,575.60

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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.