Home / 3,459.92-4,775.08-2,062.80

Finding the Fourth Proportional to 3,459.92, 4,775.08 and 2,062.80

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Solution

The fourth proportional to 3,459.92, 4,775.08 and 2,062.80 is: 2,846.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459.92 : 4,775.08 = 2,062.80 : x
  2. Step 2: Convert to fraction form
    3,459.92/4,775.08 = 2,062.80/x
  3. Step 3: Cross multiply
    3,459.92x = 4,775.08 × 2,062.80
  4. Step 4: Simplify right side
    3,459.92x = 9,850,035.02
  5. Step 5: Solve for x
    x = 9,850,035.02/3,459.92
  6. Step 6: Final answer
    x = 2,846.90

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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.