Home / 7,579.42-10,459.92-4,222.24

Finding the Fourth Proportional to 7,579.42, 10,459.92 and 4,222.24

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Solution

The fourth proportional to 7,579.42, 10,459.92 and 4,222.24 is: 5,826.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.42 : 10,459.92 = 4,222.24 : x
  2. Step 2: Convert to fraction form
    7,579.42/10,459.92 = 4,222.24/x
  3. Step 3: Cross multiply
    7,579.42x = 10,459.92 × 4,222.24
  4. Step 4: Simplify right side
    7,579.42x = 44,164,282.30
  5. Step 5: Solve for x
    x = 44,164,282.30/7,579.42
  6. Step 6: Final answer
    x = 5,826.87

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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.