Home / 4,232.40-5,811.06-3,440.40

Finding the Fourth Proportional to 4,232.40, 5,811.06 and 3,440.40

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Solution

The fourth proportional to 4,232.40, 5,811.06 and 3,440.40 is: 4,723.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,232.40 : 5,811.06 = 3,440.40 : x
  2. Step 2: Convert to fraction form
    4,232.40/5,811.06 = 3,440.40/x
  3. Step 3: Cross multiply
    4,232.40x = 5,811.06 × 3,440.40
  4. Step 4: Simplify right side
    4,232.40x = 19,992,370.82
  5. Step 5: Solve for x
    x = 19,992,370.82/4,232.40
  6. Step 6: Final answer
    x = 4,723.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.