Home / 4,764.24-7,143.78-1,476.44

Finding the Fourth Proportional to 4,764.24, 7,143.78 and 1,476.44

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Solution

The fourth proportional to 4,764.24, 7,143.78 and 1,476.44 is: 2,213.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,764.24 : 7,143.78 = 1,476.44 : x
  2. Step 2: Convert to fraction form
    4,764.24/7,143.78 = 1,476.44/x
  3. Step 3: Cross multiply
    4,764.24x = 7,143.78 × 1,476.44
  4. Step 4: Simplify right side
    4,764.24x = 10,547,362.54
  5. Step 5: Solve for x
    x = 10,547,362.54/4,764.24
  6. Step 6: Final answer
    x = 2,213.86

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1.5x scale

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.