Home / 4,480.61-6,722.28-2,290.87

Finding the Fourth Proportional to 4,480.61, 6,722.28 and 2,290.87

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Solution

The fourth proportional to 4,480.61, 6,722.28 and 2,290.87 is: 3,437.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.61 : 6,722.28 = 2,290.87 : x
  2. Step 2: Convert to fraction form
    4,480.61/6,722.28 = 2,290.87/x
  3. Step 3: Cross multiply
    4,480.61x = 6,722.28 × 2,290.87
  4. Step 4: Simplify right side
    4,480.61x = 15,399,880.66
  5. Step 5: Solve for x
    x = 15,399,880.66/4,480.61
  6. Step 6: Final answer
    x = 3,437.01

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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.