Home / 5,553.09-7,669.76-4,372.65

Finding the Fourth Proportional to 5,553.09, 7,669.76 and 4,372.65

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Solution

The fourth proportional to 5,553.09, 7,669.76 and 4,372.65 is: 6,039.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.09 : 7,669.76 = 4,372.65 : x
  2. Step 2: Convert to fraction form
    5,553.09/7,669.76 = 4,372.65/x
  3. Step 3: Cross multiply
    5,553.09x = 7,669.76 × 4,372.65
  4. Step 4: Simplify right side
    5,553.09x = 33,537,154.20
  5. Step 5: Solve for x
    x = 33,537,154.20/5,553.09
  6. Step 6: Final answer
    x = 6,039.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.