Home / 2,302.14-3,176.98-1,254.21

Finding the Fourth Proportional to 2,302.14, 3,176.98 and 1,254.21

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Solution

The fourth proportional to 2,302.14, 3,176.98 and 1,254.21 is: 1,730.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.14 : 3,176.98 = 1,254.21 : x
  2. Step 2: Convert to fraction form
    2,302.14/3,176.98 = 1,254.21/x
  3. Step 3: Cross multiply
    2,302.14x = 3,176.98 × 1,254.21
  4. Step 4: Simplify right side
    2,302.14x = 3,984,600.09
  5. Step 5: Solve for x
    x = 3,984,600.09/2,302.14
  6. Step 6: Final answer
    x = 1,730.82

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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.