Home / 8,352.82-11,520.24-5,368.96

Finding the Fourth Proportional to 8,352.82, 11,520.24 and 5,368.96

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Solution

The fourth proportional to 8,352.82, 11,520.24 and 5,368.96 is: 7,404.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352.82 : 11,520.24 = 5,368.96 : x
  2. Step 2: Convert to fraction form
    8,352.82/11,520.24 = 5,368.96/x
  3. Step 3: Cross multiply
    8,352.82x = 11,520.24 × 5,368.96
  4. Step 4: Simplify right side
    8,352.82x = 61,851,707.75
  5. Step 5: Solve for x
    x = 61,851,707.75/8,352.82
  6. Step 6: Final answer
    x = 7,404.89

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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.