Home / 10,579.09-14,593.21-7,220.83

Finding the Fourth Proportional to 10,579.09, 14,593.21 and 7,220.83

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Solution

The fourth proportional to 10,579.09, 14,593.21 and 7,220.83 is: 9,960.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,579.09 : 14,593.21 = 7,220.83 : x
  2. Step 2: Convert to fraction form
    10,579.09/14,593.21 = 7,220.83/x
  3. Step 3: Cross multiply
    10,579.09x = 14,593.21 × 7,220.83
  4. Step 4: Simplify right side
    10,579.09x = 105,375,088.56
  5. Step 5: Solve for x
    x = 105,375,088.56/10,579.09
  6. Step 6: Final answer
    x = 9,960.69

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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.