Home / 4,768.20-7,144.47-4,585.95

Finding the Fourth Proportional to 4,768.20, 7,144.47 and 4,585.95

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Solution

The fourth proportional to 4,768.20, 7,144.47 and 4,585.95 is: 6,871.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.20 : 7,144.47 = 4,585.95 : x
  2. Step 2: Convert to fraction form
    4,768.20/7,144.47 = 4,585.95/x
  3. Step 3: Cross multiply
    4,768.20x = 7,144.47 × 4,585.95
  4. Step 4: Simplify right side
    4,768.20x = 32,764,182.20
  5. Step 5: Solve for x
    x = 32,764,182.20/4,768.20
  6. Step 6: Final answer
    x = 6,871.39

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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.