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Finding the Fourth Proportional to 4,593.69, 6,890.54 and 1,130.94

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Solution

The fourth proportional to 4,593.69, 6,890.54 and 1,130.94 is: 1,696.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,593.69 : 6,890.54 = 1,130.94 : x
  2. Step 2: Convert to fraction form
    4,593.69/6,890.54 = 1,130.94/x
  3. Step 3: Cross multiply
    4,593.69x = 6,890.54 × 1,130.94
  4. Step 4: Simplify right side
    4,593.69x = 7,792,781.65
  5. Step 5: Solve for x
    x = 7,792,781.65/4,593.69
  6. Step 6: Final answer
    x = 1,696.41

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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.