Home / 3,860.12-5,325.74-2,367.32

Finding the Fourth Proportional to 3,860.12, 5,325.74 and 2,367.32

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Solution

The fourth proportional to 3,860.12, 5,325.74 and 2,367.32 is: 3,266.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860.12 : 5,325.74 = 2,367.32 : x
  2. Step 2: Convert to fraction form
    3,860.12/5,325.74 = 2,367.32/x
  3. Step 3: Cross multiply
    3,860.12x = 5,325.74 × 2,367.32
  4. Step 4: Simplify right side
    3,860.12x = 12,607,730.82
  5. Step 5: Solve for x
    x = 12,607,730.82/3,860.12
  6. Step 6: Final answer
    x = 3,266.15

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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.