Home / 4,889.68-7,330.08-1,768.96

Finding the Fourth Proportional to 4,889.68, 7,330.08 and 1,768.96

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Solution

The fourth proportional to 4,889.68, 7,330.08 and 1,768.96 is: 2,651.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.68 : 7,330.08 = 1,768.96 : x
  2. Step 2: Convert to fraction form
    4,889.68/7,330.08 = 1,768.96/x
  3. Step 3: Cross multiply
    4,889.68x = 7,330.08 × 1,768.96
  4. Step 4: Simplify right side
    4,889.68x = 12,966,618.32
  5. Step 5: Solve for x
    x = 12,966,618.32/4,889.68
  6. Step 6: Final answer
    x = 2,651.83

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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.