Home / 3,339.19-5,006.08-1,392.85

Finding the Fourth Proportional to 3,339.19, 5,006.08 and 1,392.85

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Solution

The fourth proportional to 3,339.19, 5,006.08 and 1,392.85 is: 2,088.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.19 : 5,006.08 = 1,392.85 : x
  2. Step 2: Convert to fraction form
    3,339.19/5,006.08 = 1,392.85/x
  3. Step 3: Cross multiply
    3,339.19x = 5,006.08 × 1,392.85
  4. Step 4: Simplify right side
    3,339.19x = 6,972,718.53
  5. Step 5: Solve for x
    x = 6,972,718.53/3,339.19
  6. Step 6: Final answer
    x = 2,088.15

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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.