Home / 2,627.12-3,625.16-1,448.16

Finding the Fourth Proportional to 2,627.12, 3,625.16 and 1,448.16

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Solution

The fourth proportional to 2,627.12, 3,625.16 and 1,448.16 is: 1,998.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627.12 : 3,625.16 = 1,448.16 : x
  2. Step 2: Convert to fraction form
    2,627.12/3,625.16 = 1,448.16/x
  3. Step 3: Cross multiply
    2,627.12x = 3,625.16 × 1,448.16
  4. Step 4: Simplify right side
    2,627.12x = 5,249,811.71
  5. Step 5: Solve for x
    x = 5,249,811.71/2,627.12
  6. Step 6: Final answer
    x = 1,998.31

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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.