Home / 3,366.68-4,643.82-2,658.30

Finding the Fourth Proportional to 3,366.68, 4,643.82 and 2,658.30

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Solution

The fourth proportional to 3,366.68, 4,643.82 and 2,658.30 is: 3,666.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.68 : 4,643.82 = 2,658.30 : x
  2. Step 2: Convert to fraction form
    3,366.68/4,643.82 = 2,658.30/x
  3. Step 3: Cross multiply
    3,366.68x = 4,643.82 × 2,658.30
  4. Step 4: Simplify right side
    3,366.68x = 12,344,666.71
  5. Step 5: Solve for x
    x = 12,344,666.71/3,366.68
  6. Step 6: Final answer
    x = 3,666.72

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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.