Home / 3,698.07-5,103.33-2,126.46

Finding the Fourth Proportional to 3,698.07, 5,103.33 and 2,126.46

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Solution

The fourth proportional to 3,698.07, 5,103.33 and 2,126.46 is: 2,934.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698.07 : 5,103.33 = 2,126.46 : x
  2. Step 2: Convert to fraction form
    3,698.07/5,103.33 = 2,126.46/x
  3. Step 3: Cross multiply
    3,698.07x = 5,103.33 × 2,126.46
  4. Step 4: Simplify right side
    3,698.07x = 10,852,027.11
  5. Step 5: Solve for x
    x = 10,852,027.11/3,698.07
  6. Step 6: Final answer
    x = 2,934.51

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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.