Home / 3,790.15-5,232.30-2,937.49

Finding the Fourth Proportional to 3,790.15, 5,232.30 and 2,937.49

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Solution

The fourth proportional to 3,790.15, 5,232.30 and 2,937.49 is: 4,055.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.15 : 5,232.30 = 2,937.49 : x
  2. Step 2: Convert to fraction form
    3,790.15/5,232.30 = 2,937.49/x
  3. Step 3: Cross multiply
    3,790.15x = 5,232.30 × 2,937.49
  4. Step 4: Simplify right side
    3,790.15x = 15,369,814.24
  5. Step 5: Solve for x
    x = 15,369,814.24/3,790.15
  6. Step 6: Final answer
    x = 4,055.20

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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.