Home / 7,579.35-10,459.25-4,222.31

Finding the Fourth Proportional to 7,579.35, 10,459.25 and 4,222.31

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Solution

The fourth proportional to 7,579.35, 10,459.25 and 4,222.31 is: 5,826.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.35 : 10,459.25 = 4,222.31 : x
  2. Step 2: Convert to fraction form
    7,579.35/10,459.25 = 4,222.31/x
  3. Step 3: Cross multiply
    7,579.35x = 10,459.25 × 4,222.31
  4. Step 4: Simplify right side
    7,579.35x = 44,162,122.46
  5. Step 5: Solve for x
    x = 44,162,122.46/7,579.35
  6. Step 6: Final answer
    x = 5,826.64

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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.