Home / 3,395.48-4,684.37-2,068.70

Finding the Fourth Proportional to 3,395.48, 4,684.37 and 2,068.70

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Solution

The fourth proportional to 3,395.48, 4,684.37 and 2,068.70 is: 2,853.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.48 : 4,684.37 = 2,068.70 : x
  2. Step 2: Convert to fraction form
    3,395.48/4,684.37 = 2,068.70/x
  3. Step 3: Cross multiply
    3,395.48x = 4,684.37 × 2,068.70
  4. Step 4: Simplify right side
    3,395.48x = 9,690,545.88
  5. Step 5: Solve for x
    x = 9,690,545.88/3,395.48
  6. Step 6: Final answer
    x = 2,853.95

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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.