Home / 11,044.79-15,237.74-7,270.12

Finding the Fourth Proportional to 11,044.79, 15,237.74 and 7,270.12

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Solution

The fourth proportional to 11,044.79, 15,237.74 and 7,270.12 is: 10,030.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,044.79 : 15,237.74 = 7,270.12 : x
  2. Step 2: Convert to fraction form
    11,044.79/15,237.74 = 7,270.12/x
  3. Step 3: Cross multiply
    11,044.79x = 15,237.74 × 7,270.12
  4. Step 4: Simplify right side
    11,044.79x = 110,780,194.66
  5. Step 5: Solve for x
    x = 110,780,194.66/11,044.79
  6. Step 6: Final answer
    x = 10,030.09

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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.