Home / 4,202.22-5,798.90-2,313.78

Finding the Fourth Proportional to 4,202.22, 5,798.90 and 2,313.78

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Solution

The fourth proportional to 4,202.22, 5,798.90 and 2,313.78 is: 3,192.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,202.22 : 5,798.90 = 2,313.78 : x
  2. Step 2: Convert to fraction form
    4,202.22/5,798.90 = 2,313.78/x
  3. Step 3: Cross multiply
    4,202.22x = 5,798.90 × 2,313.78
  4. Step 4: Simplify right side
    4,202.22x = 13,417,378.84
  5. Step 5: Solve for x
    x = 13,417,378.84/4,202.22
  6. Step 6: Final answer
    x = 3,192.93

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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.