Home / 3,163.60-4,365.12-2,416.24

Finding the Fourth Proportional to 3,163.60, 4,365.12 and 2,416.24

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Solution

The fourth proportional to 3,163.60, 4,365.12 and 2,416.24 is: 3,333.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.60 : 4,365.12 = 2,416.24 : x
  2. Step 2: Convert to fraction form
    3,163.60/4,365.12 = 2,416.24/x
  3. Step 3: Cross multiply
    3,163.60x = 4,365.12 × 2,416.24
  4. Step 4: Simplify right side
    3,163.60x = 10,547,177.55
  5. Step 5: Solve for x
    x = 10,547,177.55/3,163.60
  6. Step 6: Final answer
    x = 3,333.92

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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.