Home / 3,505.96-4,838.52-1,934.40

Finding the Fourth Proportional to 3,505.96, 4,838.52 and 1,934.40

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Solution

The fourth proportional to 3,505.96, 4,838.52 and 1,934.40 is: 2,669.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.96 : 4,838.52 = 1,934.40 : x
  2. Step 2: Convert to fraction form
    3,505.96/4,838.52 = 1,934.40/x
  3. Step 3: Cross multiply
    3,505.96x = 4,838.52 × 1,934.40
  4. Step 4: Simplify right side
    3,505.96x = 9,359,633.09
  5. Step 5: Solve for x
    x = 9,359,633.09/3,505.96
  6. Step 6: Final answer
    x = 2,669.63

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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.