Home / 11,040.60-16,560.50-2,720.24

Finding the Fourth Proportional to 11,040.60, 16,560.50 and 2,720.24

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Solution

The fourth proportional to 11,040.60, 16,560.50 and 2,720.24 is: 4,080.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.60 : 16,560.50 = 2,720.24 : x
  2. Step 2: Convert to fraction form
    11,040.60/16,560.50 = 2,720.24/x
  3. Step 3: Cross multiply
    11,040.60x = 16,560.50 × 2,720.24
  4. Step 4: Simplify right side
    11,040.60x = 45,048,534.52
  5. Step 5: Solve for x
    x = 45,048,534.52/11,040.60
  6. Step 6: Final answer
    x = 4,080.26

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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.