Home / 11,725.74-17,572.01-4,322.75

Finding the Fourth Proportional to 11,725.74, 17,572.01 and 4,322.75

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Solution

The fourth proportional to 11,725.74, 17,572.01 and 4,322.75 is: 6,478.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,725.74 : 17,572.01 = 4,322.75 : x
  2. Step 2: Convert to fraction form
    11,725.74/17,572.01 = 4,322.75/x
  3. Step 3: Cross multiply
    11,725.74x = 17,572.01 × 4,322.75
  4. Step 4: Simplify right side
    11,725.74x = 75,959,296.75
  5. Step 5: Solve for x
    x = 75,959,296.75/11,725.74
  6. Step 6: Final answer
    x = 6,478.00

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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.