Home / 3,351.93-5,029.52-1,379.02

Finding the Fourth Proportional to 3,351.93, 5,029.52 and 1,379.02

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Solution

The fourth proportional to 3,351.93, 5,029.52 and 1,379.02 is: 2,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.93 : 5,029.52 = 1,379.02 : x
  2. Step 2: Convert to fraction form
    3,351.93/5,029.52 = 1,379.02/x
  3. Step 3: Cross multiply
    3,351.93x = 5,029.52 × 1,379.02
  4. Step 4: Simplify right side
    3,351.93x = 6,935,818.40
  5. Step 5: Solve for x
    x = 6,935,818.40/3,351.93
  6. Step 6: Final answer
    x = 2,069.20

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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.