Home / 2,264.16-3,394.08-1,780.32

Finding the Fourth Proportional to 2,264.16, 3,394.08 and 1,780.32

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Solution

The fourth proportional to 2,264.16, 3,394.08 and 1,780.32 is: 2,668.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,264.16 : 3,394.08 = 1,780.32 : x
  2. Step 2: Convert to fraction form
    2,264.16/3,394.08 = 1,780.32/x
  3. Step 3: Cross multiply
    2,264.16x = 3,394.08 × 1,780.32
  4. Step 4: Simplify right side
    2,264.16x = 6,042,548.51
  5. Step 5: Solve for x
    x = 6,042,548.51/2,264.16
  6. Step 6: Final answer
    x = 2,668.78

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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.