Home / 7,579.87-10,459.68-4,176.73

Finding the Fourth Proportional to 7,579.87, 10,459.68 and 4,176.73

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Solution

The fourth proportional to 7,579.87, 10,459.68 and 4,176.73 is: 5,763.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.87 : 10,459.68 = 4,176.73 : x
  2. Step 2: Convert to fraction form
    7,579.87/10,459.68 = 4,176.73/x
  3. Step 3: Cross multiply
    7,579.87x = 10,459.68 × 4,176.73
  4. Step 4: Simplify right side
    7,579.87x = 43,687,259.25
  5. Step 5: Solve for x
    x = 43,687,259.25/7,579.87
  6. Step 6: Final answer
    x = 5,763.59

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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.