Home / 3,507.81-4,841.64-2,251.86

Finding the Fourth Proportional to 3,507.81, 4,841.64 and 2,251.86

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Solution

The fourth proportional to 3,507.81, 4,841.64 and 2,251.86 is: 3,108.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.81 : 4,841.64 = 2,251.86 : x
  2. Step 2: Convert to fraction form
    3,507.81/4,841.64 = 2,251.86/x
  3. Step 3: Cross multiply
    3,507.81x = 4,841.64 × 2,251.86
  4. Step 4: Simplify right side
    3,507.81x = 10,902,695.45
  5. Step 5: Solve for x
    x = 10,902,695.45/3,507.81
  6. Step 6: Final answer
    x = 3,108.12

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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.