Home / 3,477.28-4,795.32-3,222.76

Finding the Fourth Proportional to 3,477.28, 4,795.32 and 3,222.76

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Solution

The fourth proportional to 3,477.28, 4,795.32 and 3,222.76 is: 4,444.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.28 : 4,795.32 = 3,222.76 : x
  2. Step 2: Convert to fraction form
    3,477.28/4,795.32 = 3,222.76/x
  3. Step 3: Cross multiply
    3,477.28x = 4,795.32 × 3,222.76
  4. Step 4: Simplify right side
    3,477.28x = 15,454,165.48
  5. Step 5: Solve for x
    x = 15,454,165.48/3,477.28
  6. Step 6: Final answer
    x = 4,444.33

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.