Home / 2,324.48-3,208.35-1,439.75

Finding the Fourth Proportional to 2,324.48, 3,208.35 and 1,439.75

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Solution

The fourth proportional to 2,324.48, 3,208.35 and 1,439.75 is: 1,987.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,324.48 : 3,208.35 = 1,439.75 : x
  2. Step 2: Convert to fraction form
    2,324.48/3,208.35 = 1,439.75/x
  3. Step 3: Cross multiply
    2,324.48x = 3,208.35 × 1,439.75
  4. Step 4: Simplify right side
    2,324.48x = 4,619,214.71
  5. Step 5: Solve for x
    x = 4,619,214.71/2,324.48
  6. Step 6: Final answer
    x = 1,987.20

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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.