Home / 3,329.64-4,583.79-2,885.76

Finding the Fourth Proportional to 3,329.64, 4,583.79 and 2,885.76

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Solution

The fourth proportional to 3,329.64, 4,583.79 and 2,885.76 is: 3,972.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.64 : 4,583.79 = 2,885.76 : x
  2. Step 2: Convert to fraction form
    3,329.64/4,583.79 = 2,885.76/x
  3. Step 3: Cross multiply
    3,329.64x = 4,583.79 × 2,885.76
  4. Step 4: Simplify right side
    3,329.64x = 13,227,717.83
  5. Step 5: Solve for x
    x = 13,227,717.83/3,329.64
  6. Step 6: Final answer
    x = 3,972.72

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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.