Home / 3,709.07-5,557.20-1,951.46

Finding the Fourth Proportional to 3,709.07, 5,557.20 and 1,951.46

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Solution

The fourth proportional to 3,709.07, 5,557.20 and 1,951.46 is: 2,923.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.07 : 5,557.20 = 1,951.46 : x
  2. Step 2: Convert to fraction form
    3,709.07/5,557.20 = 1,951.46/x
  3. Step 3: Cross multiply
    3,709.07x = 5,557.20 × 1,951.46
  4. Step 4: Simplify right side
    3,709.07x = 10,844,653.51
  5. Step 5: Solve for x
    x = 10,844,653.51/3,709.07
  6. Step 6: Final answer
    x = 2,923.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.