Home / 11,750.40-17,625.48-3,959.16

Finding the Fourth Proportional to 11,750.40, 17,625.48 and 3,959.16

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Solution

The fourth proportional to 11,750.40, 17,625.48 and 3,959.16 is: 5,938.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,750.40 : 17,625.48 = 3,959.16 : x
  2. Step 2: Convert to fraction form
    11,750.40/17,625.48 = 3,959.16/x
  3. Step 3: Cross multiply
    11,750.40x = 17,625.48 × 3,959.16
  4. Step 4: Simplify right side
    11,750.40x = 69,782,095.40
  5. Step 5: Solve for x
    x = 69,782,095.40/11,750.40
  6. Step 6: Final answer
    x = 5,938.70

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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.