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Finding the Fourth Proportional to 5,055.04, 7,582.52 and 1,545.04

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Solution

The fourth proportional to 5,055.04, 7,582.52 and 1,545.04 is: 2,317.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.04 : 7,582.52 = 1,545.04 : x
  2. Step 2: Convert to fraction form
    5,055.04/7,582.52 = 1,545.04/x
  3. Step 3: Cross multiply
    5,055.04x = 7,582.52 × 1,545.04
  4. Step 4: Simplify right side
    5,055.04x = 11,715,296.70
  5. Step 5: Solve for x
    x = 11,715,296.70/5,055.04
  6. Step 6: Final answer
    x = 2,317.55

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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.