Home / 3,308.33-4,959.72-1,666.70

Finding the Fourth Proportional to 3,308.33, 4,959.72 and 1,666.70

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Solution

The fourth proportional to 3,308.33, 4,959.72 and 1,666.70 is: 2,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.33 : 4,959.72 = 1,666.70 : x
  2. Step 2: Convert to fraction form
    3,308.33/4,959.72 = 1,666.70/x
  3. Step 3: Cross multiply
    3,308.33x = 4,959.72 × 1,666.70
  4. Step 4: Simplify right side
    3,308.33x = 8,266,340.53
  5. Step 5: Solve for x
    x = 8,266,340.53/3,308.33
  6. Step 6: Final answer
    x = 2,498.65

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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.