Home / 5,878.01-8,111.49-3,225.39

Finding the Fourth Proportional to 5,878.01, 8,111.49 and 3,225.39

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Solution

The fourth proportional to 5,878.01, 8,111.49 and 3,225.39 is: 4,450.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,878.01 : 8,111.49 = 3,225.39 : x
  2. Step 2: Convert to fraction form
    5,878.01/8,111.49 = 3,225.39/x
  3. Step 3: Cross multiply
    5,878.01x = 8,111.49 × 3,225.39
  4. Step 4: Simplify right side
    5,878.01x = 26,162,718.73
  5. Step 5: Solve for x
    x = 26,162,718.73/5,878.01
  6. Step 6: Final answer
    x = 4,450.95

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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.