Home / 2,555.88-3,837.06-2,173.56

Finding the Fourth Proportional to 2,555.88, 3,837.06 and 2,173.56

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Solution

The fourth proportional to 2,555.88, 3,837.06 and 2,173.56 is: 3,263.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.88 : 3,837.06 = 2,173.56 : x
  2. Step 2: Convert to fraction form
    2,555.88/3,837.06 = 2,173.56/x
  3. Step 3: Cross multiply
    2,555.88x = 3,837.06 × 2,173.56
  4. Step 4: Simplify right side
    2,555.88x = 8,340,080.13
  5. Step 5: Solve for x
    x = 8,340,080.13/2,555.88
  6. Step 6: Final answer
    x = 3,263.10

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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.