Home / 3,860.40-5,800.10-2,474.32

Finding the Fourth Proportional to 3,860.40, 5,800.10 and 2,474.32

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Solution

The fourth proportional to 3,860.40, 5,800.10 and 2,474.32 is: 3,717.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860.40 : 5,800.10 = 2,474.32 : x
  2. Step 2: Convert to fraction form
    3,860.40/5,800.10 = 2,474.32/x
  3. Step 3: Cross multiply
    3,860.40x = 5,800.10 × 2,474.32
  4. Step 4: Simplify right side
    3,860.40x = 14,351,303.43
  5. Step 5: Solve for x
    x = 14,351,303.43/3,860.40
  6. Step 6: Final answer
    x = 3,717.57

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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.