Home / 3,461.10-4,772.59-2,280.12

Finding the Fourth Proportional to 3,461.10, 4,772.59 and 2,280.12

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Solution

The fourth proportional to 3,461.10, 4,772.59 and 2,280.12 is: 3,144.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.10 : 4,772.59 = 2,280.12 : x
  2. Step 2: Convert to fraction form
    3,461.10/4,772.59 = 2,280.12/x
  3. Step 3: Cross multiply
    3,461.10x = 4,772.59 × 2,280.12
  4. Step 4: Simplify right side
    3,461.10x = 10,882,077.91
  5. Step 5: Solve for x
    x = 10,882,077.91/3,461.10
  6. Step 6: Final answer
    x = 3,144.11

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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.