Home / 3,240.83-4,837.71-3,012.95

Finding the Fourth Proportional to 3,240.83, 4,837.71 and 3,012.95

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Solution

The fourth proportional to 3,240.83, 4,837.71 and 3,012.95 is: 4,497.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.83 : 4,837.71 = 3,012.95 : x
  2. Step 2: Convert to fraction form
    3,240.83/4,837.71 = 3,012.95/x
  3. Step 3: Cross multiply
    3,240.83x = 4,837.71 × 3,012.95
  4. Step 4: Simplify right side
    3,240.83x = 14,575,742.86
  5. Step 5: Solve for x
    x = 14,575,742.86/3,240.83
  6. Step 6: Final answer
    x = 4,497.54

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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.