Home / 3,330.20-4,595.70-1,838.22

Finding the Fourth Proportional to 3,330.20, 4,595.70 and 1,838.22

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Solution

The fourth proportional to 3,330.20, 4,595.70 and 1,838.22 is: 2,536.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.20 : 4,595.70 = 1,838.22 : x
  2. Step 2: Convert to fraction form
    3,330.20/4,595.70 = 1,838.22/x
  3. Step 3: Cross multiply
    3,330.20x = 4,595.70 × 1,838.22
  4. Step 4: Simplify right side
    3,330.20x = 8,447,907.65
  5. Step 5: Solve for x
    x = 8,447,907.65/3,330.20
  6. Step 6: Final answer
    x = 2,536.76

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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.