Home / 7,579.22-10,459.64-4,222.04

Finding the Fourth Proportional to 7,579.22, 10,459.64 and 4,222.04

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Solution

The fourth proportional to 7,579.22, 10,459.64 and 4,222.04 is: 5,826.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.22 : 10,459.64 = 4,222.04 : x
  2. Step 2: Convert to fraction form
    7,579.22/10,459.64 = 4,222.04/x
  3. Step 3: Cross multiply
    7,579.22x = 10,459.64 × 4,222.04
  4. Step 4: Simplify right side
    7,579.22x = 44,160,982.29
  5. Step 5: Solve for x
    x = 44,160,982.29/7,579.22
  6. Step 6: Final answer
    x = 5,826.58

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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.