Home / 3,555.38-5,333.07-1,246.88

Finding the Fourth Proportional to 3,555.38, 5,333.07 and 1,246.88

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Solution

The fourth proportional to 3,555.38, 5,333.07 and 1,246.88 is: 1,870.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.38 : 5,333.07 = 1,246.88 : x
  2. Step 2: Convert to fraction form
    3,555.38/5,333.07 = 1,246.88/x
  3. Step 3: Cross multiply
    3,555.38x = 5,333.07 × 1,246.88
  4. Step 4: Simplify right side
    3,555.38x = 6,649,671.66
  5. Step 5: Solve for x
    x = 6,649,671.66/3,555.38
  6. Step 6: Final answer
    x = 1,870.32

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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.