Home / 11,560.19-17,328.87-4,535.80

Finding the Fourth Proportional to 11,560.19, 17,328.87 and 4,535.80

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Solution

The fourth proportional to 11,560.19, 17,328.87 and 4,535.80 is: 6,799.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.19 : 17,328.87 = 4,535.80 : x
  2. Step 2: Convert to fraction form
    11,560.19/17,328.87 = 4,535.80/x
  3. Step 3: Cross multiply
    11,560.19x = 17,328.87 × 4,535.80
  4. Step 4: Simplify right side
    11,560.19x = 78,600,245.22
  5. Step 5: Solve for x
    x = 78,600,245.22/11,560.19
  6. Step 6: Final answer
    x = 6,799.22

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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.