Home / 3,324.40-4,587.78-1,832.47

Finding the Fourth Proportional to 3,324.40, 4,587.78 and 1,832.47

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Solution

The fourth proportional to 3,324.40, 4,587.78 and 1,832.47 is: 2,528.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.40 : 4,587.78 = 1,832.47 : x
  2. Step 2: Convert to fraction form
    3,324.40/4,587.78 = 1,832.47/x
  3. Step 3: Cross multiply
    3,324.40x = 4,587.78 × 1,832.47
  4. Step 4: Simplify right side
    3,324.40x = 8,406,969.22
  5. Step 5: Solve for x
    x = 8,406,969.22/3,324.40
  6. Step 6: Final answer
    x = 2,528.87

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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.