Home / 8,165.13-11,252.08-5,507.92

Finding the Fourth Proportional to 8,165.13, 11,252.08 and 5,507.92

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Solution

The fourth proportional to 8,165.13, 11,252.08 and 5,507.92 is: 7,590.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.13 : 11,252.08 = 5,507.92 : x
  2. Step 2: Convert to fraction form
    8,165.13/11,252.08 = 5,507.92/x
  3. Step 3: Cross multiply
    8,165.13x = 11,252.08 × 5,507.92
  4. Step 4: Simplify right side
    8,165.13x = 61,975,556.47
  5. Step 5: Solve for x
    x = 61,975,556.47/8,165.13
  6. Step 6: Final answer
    x = 7,590.27

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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.