Home / 5,248.09-7,243.39-3,011.48

Finding the Fourth Proportional to 5,248.09, 7,243.39 and 3,011.48

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Solution

The fourth proportional to 5,248.09, 7,243.39 and 3,011.48 is: 4,156.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.09 : 7,243.39 = 3,011.48 : x
  2. Step 2: Convert to fraction form
    5,248.09/7,243.39 = 3,011.48/x
  3. Step 3: Cross multiply
    5,248.09x = 7,243.39 × 3,011.48
  4. Step 4: Simplify right side
    5,248.09x = 21,813,318.83
  5. Step 5: Solve for x
    x = 21,813,318.83/5,248.09
  6. Step 6: Final answer
    x = 4,156.43

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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.