Home / 4,722.84-7,080.40-2,895

Finding the Fourth Proportional to 4,722.84, 7,080.40 and 2,895

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Solution

The fourth proportional to 4,722.84, 7,080.40 and 2,895 is: 4,340.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.84 : 7,080.40 = 2,895 : x
  2. Step 2: Convert to fraction form
    4,722.84/7,080.40 = 2,895/x
  3. Step 3: Cross multiply
    4,722.84x = 7,080.40 × 2,895
  4. Step 4: Simplify right side
    4,722.84x = 20,497,758
  5. Step 5: Solve for x
    x = 20,497,758/4,722.84
  6. Step 6: Final answer
    x = 4,340.13

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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.