Home / 8,429.48-11,634.45-5,597.09

Finding the Fourth Proportional to 8,429.48, 11,634.45 and 5,597.09

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Solution

The fourth proportional to 8,429.48, 11,634.45 and 5,597.09 is: 7,725.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,429.48 : 11,634.45 = 5,597.09 : x
  2. Step 2: Convert to fraction form
    8,429.48/11,634.45 = 5,597.09/x
  3. Step 3: Cross multiply
    8,429.48x = 11,634.45 × 5,597.09
  4. Step 4: Simplify right side
    8,429.48x = 65,119,063.75
  5. Step 5: Solve for x
    x = 65,119,063.75/8,429.48
  6. Step 6: Final answer
    x = 7,725.16

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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.