Home / 3,324.16-4,987.02-1,864.32

Finding the Fourth Proportional to 3,324.16, 4,987.02 and 1,864.32

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Solution

The fourth proportional to 3,324.16, 4,987.02 and 1,864.32 is: 2,796.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.16 : 4,987.02 = 1,864.32 : x
  2. Step 2: Convert to fraction form
    3,324.16/4,987.02 = 1,864.32/x
  3. Step 3: Cross multiply
    3,324.16x = 4,987.02 × 1,864.32
  4. Step 4: Simplify right side
    3,324.16x = 9,297,401.13
  5. Step 5: Solve for x
    x = 9,297,401.13/3,324.16
  6. Step 6: Final answer
    x = 2,796.92

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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.