Home / 10,207.31-15,313.53-4,944.84

Finding the Fourth Proportional to 10,207.31, 15,313.53 and 4,944.84

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Solution

The fourth proportional to 10,207.31, 15,313.53 and 4,944.84 is: 7,418.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207.31 : 15,313.53 = 4,944.84 : x
  2. Step 2: Convert to fraction form
    10,207.31/15,313.53 = 4,944.84/x
  3. Step 3: Cross multiply
    10,207.31x = 15,313.53 × 4,944.84
  4. Step 4: Simplify right side
    10,207.31x = 75,722,955.69
  5. Step 5: Solve for x
    x = 75,722,955.69/10,207.31
  6. Step 6: Final answer
    x = 7,418.50

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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.