Home / 4,155.67-6,238.95-2,923.66

Finding the Fourth Proportional to 4,155.67, 6,238.95 and 2,923.66

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Solution

The fourth proportional to 4,155.67, 6,238.95 and 2,923.66 is: 4,389.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.67 : 6,238.95 = 2,923.66 : x
  2. Step 2: Convert to fraction form
    4,155.67/6,238.95 = 2,923.66/x
  3. Step 3: Cross multiply
    4,155.67x = 6,238.95 × 2,923.66
  4. Step 4: Simplify right side
    4,155.67x = 18,240,568.56
  5. Step 5: Solve for x
    x = 18,240,568.56/4,155.67
  6. Step 6: Final answer
    x = 4,389.32

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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.