Home / 4,889.26-7,330.02-1,768.78

Finding the Fourth Proportional to 4,889.26, 7,330.02 and 1,768.78

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Solution

The fourth proportional to 4,889.26, 7,330.02 and 1,768.78 is: 2,651.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.26 : 7,330.02 = 1,768.78 : x
  2. Step 2: Convert to fraction form
    4,889.26/7,330.02 = 1,768.78/x
  3. Step 3: Cross multiply
    4,889.26x = 7,330.02 × 1,768.78
  4. Step 4: Simplify right side
    4,889.26x = 12,965,192.78
  5. Step 5: Solve for x
    x = 12,965,192.78/4,889.26
  6. Step 6: Final answer
    x = 2,651.77

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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.