Home / 3,393.45-5,088.06-1,930.59

Finding the Fourth Proportional to 3,393.45, 5,088.06 and 1,930.59

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Solution

The fourth proportional to 3,393.45, 5,088.06 and 1,930.59 is: 2,894.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393.45 : 5,088.06 = 1,930.59 : x
  2. Step 2: Convert to fraction form
    3,393.45/5,088.06 = 1,930.59/x
  3. Step 3: Cross multiply
    3,393.45x = 5,088.06 × 1,930.59
  4. Step 4: Simplify right side
    3,393.45x = 9,822,957.76
  5. Step 5: Solve for x
    x = 9,822,957.76/3,393.45
  6. Step 6: Final answer
    x = 2,894.68

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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.