Home / 3,324.08-4,987.24-1,864.40

Finding the Fourth Proportional to 3,324.08, 4,987.24 and 1,864.40

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Solution

The fourth proportional to 3,324.08, 4,987.24 and 1,864.40 is: 2,797.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.08 : 4,987.24 = 1,864.40 : x
  2. Step 2: Convert to fraction form
    3,324.08/4,987.24 = 1,864.40/x
  3. Step 3: Cross multiply
    3,324.08x = 4,987.24 × 1,864.40
  4. Step 4: Simplify right side
    3,324.08x = 9,298,210.26
  5. Step 5: Solve for x
    x = 9,298,210.26/3,324.08
  6. Step 6: Final answer
    x = 2,797.23

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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.