Home / 3,790.45-5,675.20-1,937.58

Finding the Fourth Proportional to 3,790.45, 5,675.20 and 1,937.58

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Solution

The fourth proportional to 3,790.45, 5,675.20 and 1,937.58 is: 2,901.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.45 : 5,675.20 = 1,937.58 : x
  2. Step 2: Convert to fraction form
    3,790.45/5,675.20 = 1,937.58/x
  3. Step 3: Cross multiply
    3,790.45x = 5,675.20 × 1,937.58
  4. Step 4: Simplify right side
    3,790.45x = 10,996,127.89
  5. Step 5: Solve for x
    x = 10,996,127.89/3,790.45
  6. Step 6: Final answer
    x = 2,901.01

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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.