Home / 3,366.56-4,646.40-1,969.04

Finding the Fourth Proportional to 3,366.56, 4,646.40 and 1,969.04

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Solution

The fourth proportional to 3,366.56, 4,646.40 and 1,969.04 is: 2,717.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.56 : 4,646.40 = 1,969.04 : x
  2. Step 2: Convert to fraction form
    3,366.56/4,646.40 = 1,969.04/x
  3. Step 3: Cross multiply
    3,366.56x = 4,646.40 × 1,969.04
  4. Step 4: Simplify right side
    3,366.56x = 9,148,951.69
  5. Step 5: Solve for x
    x = 9,148,951.69/3,366.56
  6. Step 6: Final answer
    x = 2,717.59

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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.