Home / 4,784.35-7,176.80-1,452.70

Finding the Fourth Proportional to 4,784.35, 7,176.80 and 1,452.70

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Solution

The fourth proportional to 4,784.35, 7,176.80 and 1,452.70 is: 2,179.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.35 : 7,176.80 = 1,452.70 : x
  2. Step 2: Convert to fraction form
    4,784.35/7,176.80 = 1,452.70/x
  3. Step 3: Cross multiply
    4,784.35x = 7,176.80 × 1,452.70
  4. Step 4: Simplify right side
    4,784.35x = 10,425,754.17
  5. Step 5: Solve for x
    x = 10,425,754.17/4,784.35
  6. Step 6: Final answer
    x = 2,179.14

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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.