Home / 3,223.84-4,455.12-2,601.76

Finding the Fourth Proportional to 3,223.84, 4,455.12 and 2,601.76

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Solution

The fourth proportional to 3,223.84, 4,455.12 and 2,601.76 is: 3,595.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.84 : 4,455.12 = 2,601.76 : x
  2. Step 2: Convert to fraction form
    3,223.84/4,455.12 = 2,601.76/x
  3. Step 3: Cross multiply
    3,223.84x = 4,455.12 × 2,601.76
  4. Step 4: Simplify right side
    3,223.84x = 11,591,153.01
  5. Step 5: Solve for x
    x = 11,591,153.01/3,223.84
  6. Step 6: Final answer
    x = 3,595.45

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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.