Home / 4,861.33-7,293.08-1,398.31

Finding the Fourth Proportional to 4,861.33, 7,293.08 and 1,398.31

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Solution

The fourth proportional to 4,861.33, 7,293.08 and 1,398.31 is: 2,097.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,861.33 : 7,293.08 = 1,398.31 : x
  2. Step 2: Convert to fraction form
    4,861.33/7,293.08 = 1,398.31/x
  3. Step 3: Cross multiply
    4,861.33x = 7,293.08 × 1,398.31
  4. Step 4: Simplify right side
    4,861.33x = 10,197,986.69
  5. Step 5: Solve for x
    x = 10,197,986.69/4,861.33
  6. Step 6: Final answer
    x = 2,097.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.