Home / 3,698.18-5,545.68-1,357.41

Finding the Fourth Proportional to 3,698.18, 5,545.68 and 1,357.41

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Solution

The fourth proportional to 3,698.18, 5,545.68 and 1,357.41 is: 2,035.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698.18 : 5,545.68 = 1,357.41 : x
  2. Step 2: Convert to fraction form
    3,698.18/5,545.68 = 1,357.41/x
  3. Step 3: Cross multiply
    3,698.18x = 5,545.68 × 1,357.41
  4. Step 4: Simplify right side
    3,698.18x = 7,527,756.40
  5. Step 5: Solve for x
    x = 7,527,756.40/3,698.18
  6. Step 6: Final answer
    x = 2,035.53

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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.