Home / 2,302.07-3,176.82-1,254.15

Finding the Fourth Proportional to 2,302.07, 3,176.82 and 1,254.15

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Solution

The fourth proportional to 2,302.07, 3,176.82 and 1,254.15 is: 1,730.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.07 : 3,176.82 = 1,254.15 : x
  2. Step 2: Convert to fraction form
    2,302.07/3,176.82 = 1,254.15/x
  3. Step 3: Cross multiply
    2,302.07x = 3,176.82 × 1,254.15
  4. Step 4: Simplify right side
    2,302.07x = 3,984,208.80
  5. Step 5: Solve for x
    x = 3,984,208.80/2,302.07
  6. Step 6: Final answer
    x = 1,730.71

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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.