Home / 4,998.69-7,502.58-2,660.66

Finding the Fourth Proportional to 4,998.69, 7,502.58 and 2,660.66

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Solution

The fourth proportional to 4,998.69, 7,502.58 and 2,660.66 is: 3,993.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.69 : 7,502.58 = 2,660.66 : x
  2. Step 2: Convert to fraction form
    4,998.69/7,502.58 = 2,660.66/x
  3. Step 3: Cross multiply
    4,998.69x = 7,502.58 × 2,660.66
  4. Step 4: Simplify right side
    4,998.69x = 19,961,763.69
  5. Step 5: Solve for x
    x = 19,961,763.69/4,998.69
  6. Step 6: Final answer
    x = 3,993.40

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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.