Home / 4,480.24-6,724.40-2,290.48

Finding the Fourth Proportional to 4,480.24, 6,724.40 and 2,290.48

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Solution

The fourth proportional to 4,480.24, 6,724.40 and 2,290.48 is: 3,437.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.24 : 6,724.40 = 2,290.48 : x
  2. Step 2: Convert to fraction form
    4,480.24/6,724.40 = 2,290.48/x
  3. Step 3: Cross multiply
    4,480.24x = 6,724.40 × 2,290.48
  4. Step 4: Simplify right side
    4,480.24x = 15,402,103.71
  5. Step 5: Solve for x
    x = 15,402,103.71/4,480.24
  6. Step 6: Final answer
    x = 3,437.79

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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.