Home / 4,757.80-7,130.94-2,903.08

Finding the Fourth Proportional to 4,757.80, 7,130.94 and 2,903.08

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Solution

The fourth proportional to 4,757.80, 7,130.94 and 2,903.08 is: 4,351.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.80 : 7,130.94 = 2,903.08 : x
  2. Step 2: Convert to fraction form
    4,757.80/7,130.94 = 2,903.08/x
  3. Step 3: Cross multiply
    4,757.80x = 7,130.94 × 2,903.08
  4. Step 4: Simplify right side
    4,757.80x = 20,701,689.30
  5. Step 5: Solve for x
    x = 20,701,689.30/4,757.80
  6. Step 6: Final answer
    x = 4,351.11

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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.