Home / 3,766.72-5,199.06-2,440.48

Finding the Fourth Proportional to 3,766.72, 5,199.06 and 2,440.48

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Solution

The fourth proportional to 3,766.72, 5,199.06 and 2,440.48 is: 3,368.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766.72 : 5,199.06 = 2,440.48 : x
  2. Step 2: Convert to fraction form
    3,766.72/5,199.06 = 2,440.48/x
  3. Step 3: Cross multiply
    3,766.72x = 5,199.06 × 2,440.48
  4. Step 4: Simplify right side
    3,766.72x = 12,688,201.95
  5. Step 5: Solve for x
    x = 12,688,201.95/3,766.72
  6. Step 6: Final answer
    x = 3,368.50

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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.