Home / 4,623.36-6,933.78-2,155.74

Finding the Fourth Proportional to 4,623.36, 6,933.78 and 2,155.74

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Solution

The fourth proportional to 4,623.36, 6,933.78 and 2,155.74 is: 3,233.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,623.36 : 6,933.78 = 2,155.74 : x
  2. Step 2: Convert to fraction form
    4,623.36/6,933.78 = 2,155.74/x
  3. Step 3: Cross multiply
    4,623.36x = 6,933.78 × 2,155.74
  4. Step 4: Simplify right side
    4,623.36x = 14,947,426.90
  5. Step 5: Solve for x
    x = 14,947,426.90/4,623.36
  6. Step 6: Final answer
    x = 3,233.02

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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.