Home / 4,155.32-6,226.34-2,908.28

Finding the Fourth Proportional to 4,155.32, 6,226.34 and 2,908.28

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Solution

The fourth proportional to 4,155.32, 6,226.34 and 2,908.28 is: 4,357.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.32 : 6,226.34 = 2,908.28 : x
  2. Step 2: Convert to fraction form
    4,155.32/6,226.34 = 2,908.28/x
  3. Step 3: Cross multiply
    4,155.32x = 6,226.34 × 2,908.28
  4. Step 4: Simplify right side
    4,155.32x = 18,107,916.23
  5. Step 5: Solve for x
    x = 18,107,916.23/4,155.32
  6. Step 6: Final answer
    x = 4,357.77

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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.