Home / 3,346.29-4,618.36-2,020.18

Finding the Fourth Proportional to 3,346.29, 4,618.36 and 2,020.18

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Solution

The fourth proportional to 3,346.29, 4,618.36 and 2,020.18 is: 2,788.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.29 : 4,618.36 = 2,020.18 : x
  2. Step 2: Convert to fraction form
    3,346.29/4,618.36 = 2,020.18/x
  3. Step 3: Cross multiply
    3,346.29x = 4,618.36 × 2,020.18
  4. Step 4: Simplify right side
    3,346.29x = 9,329,918.50
  5. Step 5: Solve for x
    x = 9,329,918.50/3,346.29
  6. Step 6: Final answer
    x = 2,788.14

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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.