Home / 4,767.93-7,139.21-2,569.86

Finding the Fourth Proportional to 4,767.93, 7,139.21 and 2,569.86

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Solution

The fourth proportional to 4,767.93, 7,139.21 and 2,569.86 is: 3,847.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.93 : 7,139.21 = 2,569.86 : x
  2. Step 2: Convert to fraction form
    4,767.93/7,139.21 = 2,569.86/x
  3. Step 3: Cross multiply
    4,767.93x = 7,139.21 × 2,569.86
  4. Step 4: Simplify right side
    4,767.93x = 18,346,757.36
  5. Step 5: Solve for x
    x = 18,346,757.36/4,767.93
  6. Step 6: Final answer
    x = 3,847.95

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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.