Home / 2,954.79-4,074.51-2,207.58

Finding the Fourth Proportional to 2,954.79, 4,074.51 and 2,207.58

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Solution

The fourth proportional to 2,954.79, 4,074.51 and 2,207.58 is: 3,044.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.79 : 4,074.51 = 2,207.58 : x
  2. Step 2: Convert to fraction form
    2,954.79/4,074.51 = 2,207.58/x
  3. Step 3: Cross multiply
    2,954.79x = 4,074.51 × 2,207.58
  4. Step 4: Simplify right side
    2,954.79x = 8,994,806.79
  5. Step 5: Solve for x
    x = 8,994,806.79/2,954.79
  6. Step 6: Final answer
    x = 3,044.14

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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.