Home / 3,518.19-4,856.06-2,191.11

Finding the Fourth Proportional to 3,518.19, 4,856.06 and 2,191.11

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Solution

The fourth proportional to 3,518.19, 4,856.06 and 2,191.11 is: 3,024.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.19 : 4,856.06 = 2,191.11 : x
  2. Step 2: Convert to fraction form
    3,518.19/4,856.06 = 2,191.11/x
  3. Step 3: Cross multiply
    3,518.19x = 4,856.06 × 2,191.11
  4. Step 4: Simplify right side
    3,518.19x = 10,640,126.39
  5. Step 5: Solve for x
    x = 10,640,126.39/3,518.19
  6. Step 6: Final answer
    x = 3,024.32

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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.