Home / 3,545.72-5,317.73-1,570.26

Finding the Fourth Proportional to 3,545.72, 5,317.73 and 1,570.26

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Solution

The fourth proportional to 3,545.72, 5,317.73 and 1,570.26 is: 2,355.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.72 : 5,317.73 = 1,570.26 : x
  2. Step 2: Convert to fraction form
    3,545.72/5,317.73 = 1,570.26/x
  3. Step 3: Cross multiply
    3,545.72x = 5,317.73 × 1,570.26
  4. Step 4: Simplify right side
    3,545.72x = 8,350,227.25
  5. Step 5: Solve for x
    x = 8,350,227.25/3,545.72
  6. Step 6: Final answer
    x = 2,355.01

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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.