Home / 3,460.27-4,774.57-2,280.66

Finding the Fourth Proportional to 3,460.27, 4,774.57 and 2,280.66

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Solution

The fourth proportional to 3,460.27, 4,774.57 and 2,280.66 is: 3,146.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.27 : 4,774.57 = 2,280.66 : x
  2. Step 2: Convert to fraction form
    3,460.27/4,774.57 = 2,280.66/x
  3. Step 3: Cross multiply
    3,460.27x = 4,774.57 × 2,280.66
  4. Step 4: Simplify right side
    3,460.27x = 10,889,153.62
  5. Step 5: Solve for x
    x = 10,889,153.62/3,460.27
  6. Step 6: Final answer
    x = 3,146.91

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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.