Home / 3,698.30-5,545.86-1,357.54

Finding the Fourth Proportional to 3,698.30, 5,545.86 and 1,357.54

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Solution

The fourth proportional to 3,698.30, 5,545.86 and 1,357.54 is: 2,035.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698.30 : 5,545.86 = 1,357.54 : x
  2. Step 2: Convert to fraction form
    3,698.30/5,545.86 = 1,357.54/x
  3. Step 3: Cross multiply
    3,698.30x = 5,545.86 × 1,357.54
  4. Step 4: Simplify right side
    3,698.30x = 7,528,702.45
  5. Step 5: Solve for x
    x = 7,528,702.45/3,698.30
  6. Step 6: Final answer
    x = 2,035.72

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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.