Home / 2,746.88-3,788.16-2,548.16

Finding the Fourth Proportional to 2,746.88, 3,788.16 and 2,548.16

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Solution

The fourth proportional to 2,746.88, 3,788.16 and 2,548.16 is: 3,514.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.88 : 3,788.16 = 2,548.16 : x
  2. Step 2: Convert to fraction form
    2,746.88/3,788.16 = 2,548.16/x
  3. Step 3: Cross multiply
    2,746.88x = 3,788.16 × 2,548.16
  4. Step 4: Simplify right side
    2,746.88x = 9,652,837.79
  5. Step 5: Solve for x
    x = 9,652,837.79/2,746.88
  6. Step 6: Final answer
    x = 3,514.11

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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.