Home / 3,545.10-5,317.64-1,462.81

Finding the Fourth Proportional to 3,545.10, 5,317.64 and 1,462.81

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Solution

The fourth proportional to 3,545.10, 5,317.64 and 1,462.81 is: 2,194.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.10 : 5,317.64 = 1,462.81 : x
  2. Step 2: Convert to fraction form
    3,545.10/5,317.64 = 1,462.81/x
  3. Step 3: Cross multiply
    3,545.10x = 5,317.64 × 1,462.81
  4. Step 4: Simplify right side
    3,545.10x = 7,778,715.00
  5. Step 5: Solve for x
    x = 7,778,715.00/3,545.10
  6. Step 6: Final answer
    x = 2,194.22

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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.