Home / 7,387.48-11,076.36-3,003.76

Finding the Fourth Proportional to 7,387.48, 11,076.36 and 3,003.76

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Solution

The fourth proportional to 7,387.48, 11,076.36 and 3,003.76 is: 4,503.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.48 : 11,076.36 = 3,003.76 : x
  2. Step 2: Convert to fraction form
    7,387.48/11,076.36 = 3,003.76/x
  3. Step 3: Cross multiply
    7,387.48x = 11,076.36 × 3,003.76
  4. Step 4: Simplify right side
    7,387.48x = 33,270,727.11
  5. Step 5: Solve for x
    x = 33,270,727.11/7,387.48
  6. Step 6: Final answer
    x = 4,503.66

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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.