Home / 7,236.24-10,851.98-2,555.40

Finding the Fourth Proportional to 7,236.24, 10,851.98 and 2,555.40

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Solution

The fourth proportional to 7,236.24, 10,851.98 and 2,555.40 is: 3,832.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236.24 : 10,851.98 = 2,555.40 : x
  2. Step 2: Convert to fraction form
    7,236.24/10,851.98 = 2,555.40/x
  3. Step 3: Cross multiply
    7,236.24x = 10,851.98 × 2,555.40
  4. Step 4: Simplify right side
    7,236.24x = 27,731,149.69
  5. Step 5: Solve for x
    x = 27,731,149.69/7,236.24
  6. Step 6: Final answer
    x = 3,832.26

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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.