Home / 2,837.18-3,911.26-2,206.59

Finding the Fourth Proportional to 2,837.18, 3,911.26 and 2,206.59

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Solution

The fourth proportional to 2,837.18, 3,911.26 and 2,206.59 is: 3,041.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.18 : 3,911.26 = 2,206.59 : x
  2. Step 2: Convert to fraction form
    2,837.18/3,911.26 = 2,206.59/x
  3. Step 3: Cross multiply
    2,837.18x = 3,911.26 × 2,206.59
  4. Step 4: Simplify right side
    2,837.18x = 8,630,541.69
  5. Step 5: Solve for x
    x = 8,630,541.69/2,837.18
  6. Step 6: Final answer
    x = 3,041.95

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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.