Home / 3,367.16-5,038.74-2,939

Finding the Fourth Proportional to 3,367.16, 5,038.74 and 2,939

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Solution

The fourth proportional to 3,367.16, 5,038.74 and 2,939 is: 4,398.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367.16 : 5,038.74 = 2,939 : x
  2. Step 2: Convert to fraction form
    3,367.16/5,038.74 = 2,939/x
  3. Step 3: Cross multiply
    3,367.16x = 5,038.74 × 2,939
  4. Step 4: Simplify right side
    3,367.16x = 14,808,856.86
  5. Step 5: Solve for x
    x = 14,808,856.86/3,367.16
  6. Step 6: Final answer
    x = 4,398.03

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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.