Home / 2,487.44-3,435.09-2,254.16

Finding the Fourth Proportional to 2,487.44, 3,435.09 and 2,254.16

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Solution

The fourth proportional to 2,487.44, 3,435.09 and 2,254.16 is: 3,112.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487.44 : 3,435.09 = 2,254.16 : x
  2. Step 2: Convert to fraction form
    2,487.44/3,435.09 = 2,254.16/x
  3. Step 3: Cross multiply
    2,487.44x = 3,435.09 × 2,254.16
  4. Step 4: Simplify right side
    2,487.44x = 7,743,242.47
  5. Step 5: Solve for x
    x = 7,743,242.47/2,487.44
  6. Step 6: Final answer
    x = 3,112.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.