Home / 3,330.33-4,995.49-1,869.45

Finding the Fourth Proportional to 3,330.33, 4,995.49 and 1,869.45

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Solution

The fourth proportional to 3,330.33, 4,995.49 and 1,869.45 is: 2,804.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.33 : 4,995.49 = 1,869.45 : x
  2. Step 2: Convert to fraction form
    3,330.33/4,995.49 = 1,869.45/x
  3. Step 3: Cross multiply
    3,330.33x = 4,995.49 × 1,869.45
  4. Step 4: Simplify right side
    3,330.33x = 9,338,818.78
  5. Step 5: Solve for x
    x = 9,338,818.78/3,330.33
  6. Step 6: Final answer
    x = 2,804.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.