Home / 5,006.91-6,909.94-2,883.12

Finding the Fourth Proportional to 5,006.91, 6,909.94 and 2,883.12

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Solution

The fourth proportional to 5,006.91, 6,909.94 and 2,883.12 is: 3,978.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.91 : 6,909.94 = 2,883.12 : x
  2. Step 2: Convert to fraction form
    5,006.91/6,909.94 = 2,883.12/x
  3. Step 3: Cross multiply
    5,006.91x = 6,909.94 × 2,883.12
  4. Step 4: Simplify right side
    5,006.91x = 19,922,186.21
  5. Step 5: Solve for x
    x = 19,922,186.21/5,006.91
  6. Step 6: Final answer
    x = 3,978.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.