Home / 3,049.07-4,547.85-2,956.78

Finding the Fourth Proportional to 3,049.07, 4,547.85 and 2,956.78

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Solution

The fourth proportional to 3,049.07, 4,547.85 and 2,956.78 is: 4,410.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.07 : 4,547.85 = 2,956.78 : x
  2. Step 2: Convert to fraction form
    3,049.07/4,547.85 = 2,956.78/x
  3. Step 3: Cross multiply
    3,049.07x = 4,547.85 × 2,956.78
  4. Step 4: Simplify right side
    3,049.07x = 13,446,954.40
  5. Step 5: Solve for x
    x = 13,446,954.40/3,049.07
  6. Step 6: Final answer
    x = 4,410.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.