Home / 3,750.47-5,626.30-1,900.83

Finding the Fourth Proportional to 3,750.47, 5,626.30 and 1,900.83

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Solution

The fourth proportional to 3,750.47, 5,626.30 and 1,900.83 is: 2,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.47 : 5,626.30 = 1,900.83 : x
  2. Step 2: Convert to fraction form
    3,750.47/5,626.30 = 1,900.83/x
  3. Step 3: Cross multiply
    3,750.47x = 5,626.30 × 1,900.83
  4. Step 4: Simplify right side
    3,750.47x = 10,694,639.83
  5. Step 5: Solve for x
    x = 10,694,639.83/3,750.47
  6. Step 6: Final answer
    x = 2,851.55

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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.