Home / 3,324.32-4,587.36-1,926.80

Finding the Fourth Proportional to 3,324.32, 4,587.36 and 1,926.80

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Solution

The fourth proportional to 3,324.32, 4,587.36 and 1,926.80 is: 2,658.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.32 : 4,587.36 = 1,926.80 : x
  2. Step 2: Convert to fraction form
    3,324.32/4,587.36 = 1,926.80/x
  3. Step 3: Cross multiply
    3,324.32x = 4,587.36 × 1,926.80
  4. Step 4: Simplify right side
    3,324.32x = 8,838,925.25
  5. Step 5: Solve for x
    x = 8,838,925.25/3,324.32
  6. Step 6: Final answer
    x = 2,658.87

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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.