Home / 7,270.28-10,032.96-3,958.28

Finding the Fourth Proportional to 7,270.28, 10,032.96 and 3,958.28

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Solution

The fourth proportional to 7,270.28, 10,032.96 and 3,958.28 is: 5,462.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.28 : 10,032.96 = 3,958.28 : x
  2. Step 2: Convert to fraction form
    7,270.28/10,032.96 = 3,958.28/x
  3. Step 3: Cross multiply
    7,270.28x = 10,032.96 × 3,958.28
  4. Step 4: Simplify right side
    7,270.28x = 39,713,264.91
  5. Step 5: Solve for x
    x = 39,713,264.91/7,270.28
  6. Step 6: Final answer
    x = 5,462.41

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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.