Home / 3,339.11-4,603.78-2,141.99

Finding the Fourth Proportional to 3,339.11, 4,603.78 and 2,141.99

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Solution

The fourth proportional to 3,339.11, 4,603.78 and 2,141.99 is: 2,953.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.11 : 4,603.78 = 2,141.99 : x
  2. Step 2: Convert to fraction form
    3,339.11/4,603.78 = 2,141.99/x
  3. Step 3: Cross multiply
    3,339.11x = 4,603.78 × 2,141.99
  4. Step 4: Simplify right side
    3,339.11x = 9,861,216.99
  5. Step 5: Solve for x
    x = 9,861,216.99/3,339.11
  6. Step 6: Final answer
    x = 2,953.25

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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.