Home / 3,346.32-4,618.16-2,019.95

Finding the Fourth Proportional to 3,346.32, 4,618.16 and 2,019.95

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Solution

The fourth proportional to 3,346.32, 4,618.16 and 2,019.95 is: 2,787.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.32 : 4,618.16 = 2,019.95 : x
  2. Step 2: Convert to fraction form
    3,346.32/4,618.16 = 2,019.95/x
  3. Step 3: Cross multiply
    3,346.32x = 4,618.16 × 2,019.95
  4. Step 4: Simplify right side
    3,346.32x = 9,328,452.29
  5. Step 5: Solve for x
    x = 9,328,452.29/3,346.32
  6. Step 6: Final answer
    x = 2,787.67

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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.