Home / 5,006.18-6,908.09-2,881.15

Finding the Fourth Proportional to 5,006.18, 6,908.09 and 2,881.15

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Solution

The fourth proportional to 5,006.18, 6,908.09 and 2,881.15 is: 3,975.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.18 : 6,908.09 = 2,881.15 : x
  2. Step 2: Convert to fraction form
    5,006.18/6,908.09 = 2,881.15/x
  3. Step 3: Cross multiply
    5,006.18x = 6,908.09 × 2,881.15
  4. Step 4: Simplify right side
    5,006.18x = 19,903,211.83
  5. Step 5: Solve for x
    x = 19,903,211.83/5,006.18
  6. Step 6: Final answer
    x = 3,975.73

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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.