Home / 4,334.40-6,499.85-1,665.60

Finding the Fourth Proportional to 4,334.40, 6,499.85 and 1,665.60

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Solution

The fourth proportional to 4,334.40, 6,499.85 and 1,665.60 is: 2,497.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,334.40 : 6,499.85 = 1,665.60 : x
  2. Step 2: Convert to fraction form
    4,334.40/6,499.85 = 1,665.60/x
  3. Step 3: Cross multiply
    4,334.40x = 6,499.85 × 1,665.60
  4. Step 4: Simplify right side
    4,334.40x = 10,826,141.83
  5. Step 5: Solve for x
    x = 10,826,141.83/4,334.40
  6. Step 6: Final answer
    x = 2,497.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.