Home / 2,730.84-4,114.68-2,254.56

Finding the Fourth Proportional to 2,730.84, 4,114.68 and 2,254.56

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Solution

The fourth proportional to 2,730.84, 4,114.68 and 2,254.56 is: 3,397.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.84 : 4,114.68 = 2,254.56 : x
  2. Step 2: Convert to fraction form
    2,730.84/4,114.68 = 2,254.56/x
  3. Step 3: Cross multiply
    2,730.84x = 4,114.68 × 2,254.56
  4. Step 4: Simplify right side
    2,730.84x = 9,276,792.94
  5. Step 5: Solve for x
    x = 9,276,792.94/2,730.84
  6. Step 6: Final answer
    x = 3,397.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.