Home / 5,055.45-7,583.18-1,545.47

Finding the Fourth Proportional to 5,055.45, 7,583.18 and 1,545.47

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Solution

The fourth proportional to 5,055.45, 7,583.18 and 1,545.47 is: 2,318.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.45 : 7,583.18 = 1,545.47 : x
  2. Step 2: Convert to fraction form
    5,055.45/7,583.18 = 1,545.47/x
  3. Step 3: Cross multiply
    5,055.45x = 7,583.18 × 1,545.47
  4. Step 4: Simplify right side
    5,055.45x = 11,719,588.43
  5. Step 5: Solve for x
    x = 11,719,588.43/5,055.45
  6. Step 6: Final answer
    x = 2,318.21

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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.