Home / 2,438.98-3,366.57-2,069.62

Finding the Fourth Proportional to 2,438.98, 3,366.57 and 2,069.62

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Solution

The fourth proportional to 2,438.98, 3,366.57 and 2,069.62 is: 2,856.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438.98 : 3,366.57 = 2,069.62 : x
  2. Step 2: Convert to fraction form
    2,438.98/3,366.57 = 2,069.62/x
  3. Step 3: Cross multiply
    2,438.98x = 3,366.57 × 2,069.62
  4. Step 4: Simplify right side
    2,438.98x = 6,967,520.60
  5. Step 5: Solve for x
    x = 6,967,520.60/2,438.98
  6. Step 6: Final answer
    x = 2,856.74

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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.