Home / 11,750.28-17,625.42-2,985.24

Finding the Fourth Proportional to 11,750.28, 17,625.42 and 2,985.24

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Solution

The fourth proportional to 11,750.28, 17,625.42 and 2,985.24 is: 4,477.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,750.28 : 17,625.42 = 2,985.24 : x
  2. Step 2: Convert to fraction form
    11,750.28/17,625.42 = 2,985.24/x
  3. Step 3: Cross multiply
    11,750.28x = 17,625.42 × 2,985.24
  4. Step 4: Simplify right side
    11,750.28x = 52,616,108.80
  5. Step 5: Solve for x
    x = 52,616,108.80/11,750.28
  6. Step 6: Final answer
    x = 4,477.86

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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.