Home / 3,962.32-5,936.76-2,420.08

Finding the Fourth Proportional to 3,962.32, 5,936.76 and 2,420.08

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Solution

The fourth proportional to 3,962.32, 5,936.76 and 2,420.08 is: 3,626.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.32 : 5,936.76 = 2,420.08 : x
  2. Step 2: Convert to fraction form
    3,962.32/5,936.76 = 2,420.08/x
  3. Step 3: Cross multiply
    3,962.32x = 5,936.76 × 2,420.08
  4. Step 4: Simplify right side
    3,962.32x = 14,367,434.14
  5. Step 5: Solve for x
    x = 14,367,434.14/3,962.32
  6. Step 6: Final answer
    x = 3,626.02

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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.