Home / 3,362.04-4,639.68-1,965.60

Finding the Fourth Proportional to 3,362.04, 4,639.68 and 1,965.60

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Solution

The fourth proportional to 3,362.04, 4,639.68 and 1,965.60 is: 2,712.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.04 : 4,639.68 = 1,965.60 : x
  2. Step 2: Convert to fraction form
    3,362.04/4,639.68 = 1,965.60/x
  3. Step 3: Cross multiply
    3,362.04x = 4,639.68 × 1,965.60
  4. Step 4: Simplify right side
    3,362.04x = 9,119,755.01
  5. Step 5: Solve for x
    x = 9,119,755.01/3,362.04
  6. Step 6: Final answer
    x = 2,712.57

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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.