Home / 3,330.05-4,596.95-2,151.70

Finding the Fourth Proportional to 3,330.05, 4,596.95 and 2,151.70

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Solution

The fourth proportional to 3,330.05, 4,596.95 and 2,151.70 is: 2,970.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.05 : 4,596.95 = 2,151.70 : x
  2. Step 2: Convert to fraction form
    3,330.05/4,596.95 = 2,151.70/x
  3. Step 3: Cross multiply
    3,330.05x = 4,596.95 × 2,151.70
  4. Step 4: Simplify right side
    3,330.05x = 9,891,257.32
  5. Step 5: Solve for x
    x = 9,891,257.32/3,330.05
  6. Step 6: Final answer
    x = 2,970.30

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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.