Home / 3,700.42-5,107.51-2,376.43

Finding the Fourth Proportional to 3,700.42, 5,107.51 and 2,376.43

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Solution

The fourth proportional to 3,700.42, 5,107.51 and 2,376.43 is: 3,280.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700.42 : 5,107.51 = 2,376.43 : x
  2. Step 2: Convert to fraction form
    3,700.42/5,107.51 = 2,376.43/x
  3. Step 3: Cross multiply
    3,700.42x = 5,107.51 × 2,376.43
  4. Step 4: Simplify right side
    3,700.42x = 12,137,658.92
  5. Step 5: Solve for x
    x = 12,137,658.92/3,700.42
  6. Step 6: Final answer
    x = 3,280.08

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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.