Home / 4,788.01-7,184.31-2,479.51

Finding the Fourth Proportional to 4,788.01, 7,184.31 and 2,479.51

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Solution

The fourth proportional to 4,788.01, 7,184.31 and 2,479.51 is: 3,720.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788.01 : 7,184.31 = 2,479.51 : x
  2. Step 2: Convert to fraction form
    4,788.01/7,184.31 = 2,479.51/x
  3. Step 3: Cross multiply
    4,788.01x = 7,184.31 × 2,479.51
  4. Step 4: Simplify right side
    4,788.01x = 17,813,568.49
  5. Step 5: Solve for x
    x = 17,813,568.49/4,788.01
  6. Step 6: Final answer
    x = 3,720.45

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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.