Home / 3,346.29-4,618.05-1,929.45

Finding the Fourth Proportional to 3,346.29, 4,618.05 and 1,929.45

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Solution

The fourth proportional to 3,346.29, 4,618.05 and 1,929.45 is: 2,662.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.29 : 4,618.05 = 1,929.45 : x
  2. Step 2: Convert to fraction form
    3,346.29/4,618.05 = 1,929.45/x
  3. Step 3: Cross multiply
    3,346.29x = 4,618.05 × 1,929.45
  4. Step 4: Simplify right side
    3,346.29x = 8,910,296.57
  5. Step 5: Solve for x
    x = 8,910,296.57/3,346.29
  6. Step 6: Final answer
    x = 2,662.74

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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.