Home / 3,535.43-4,878.54-2,043.23

Finding the Fourth Proportional to 3,535.43, 4,878.54 and 2,043.23

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Solution

The fourth proportional to 3,535.43, 4,878.54 and 2,043.23 is: 2,819.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535.43 : 4,878.54 = 2,043.23 : x
  2. Step 2: Convert to fraction form
    3,535.43/4,878.54 = 2,043.23/x
  3. Step 3: Cross multiply
    3,535.43x = 4,878.54 × 2,043.23
  4. Step 4: Simplify right side
    3,535.43x = 9,967,979.28
  5. Step 5: Solve for x
    x = 9,967,979.28/3,535.43
  6. Step 6: Final answer
    x = 2,819.45

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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.