Home / 2,772.47-4,154.27-1,941.10

Finding the Fourth Proportional to 2,772.47, 4,154.27 and 1,941.10

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Solution

The fourth proportional to 2,772.47, 4,154.27 and 1,941.10 is: 2,908.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772.47 : 4,154.27 = 1,941.10 : x
  2. Step 2: Convert to fraction form
    2,772.47/4,154.27 = 1,941.10/x
  3. Step 3: Cross multiply
    2,772.47x = 4,154.27 × 1,941.10
  4. Step 4: Simplify right side
    2,772.47x = 8,063,853.50
  5. Step 5: Solve for x
    x = 8,063,853.50/2,772.47
  6. Step 6: Final answer
    x = 2,908.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.