Home / 3,047.07-4,544.86-2,954.78

Finding the Fourth Proportional to 3,047.07, 4,544.86 and 2,954.78

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Solution

The fourth proportional to 3,047.07, 4,544.86 and 2,954.78 is: 4,407.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.07 : 4,544.86 = 2,954.78 : x
  2. Step 2: Convert to fraction form
    3,047.07/4,544.86 = 2,954.78/x
  3. Step 3: Cross multiply
    3,047.07x = 4,544.86 × 2,954.78
  4. Step 4: Simplify right side
    3,047.07x = 13,429,053.90
  5. Step 5: Solve for x
    x = 13,429,053.90/3,047.07
  6. Step 6: Final answer
    x = 4,407.21

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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.