Home / 11,048.45-15,242.76-7,273.80

Finding the Fourth Proportional to 11,048.45, 15,242.76 and 7,273.80

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Solution

The fourth proportional to 11,048.45, 15,242.76 and 7,273.80 is: 10,035.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,048.45 : 15,242.76 = 7,273.80 : x
  2. Step 2: Convert to fraction form
    11,048.45/15,242.76 = 7,273.80/x
  3. Step 3: Cross multiply
    11,048.45x = 15,242.76 × 7,273.80
  4. Step 4: Simplify right side
    11,048.45x = 110,872,787.69
  5. Step 5: Solve for x
    x = 110,872,787.69/11,048.45
  6. Step 6: Final answer
    x = 10,035.15

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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.