Home / 7,459.11-11,193.70-3,076.47

Finding the Fourth Proportional to 7,459.11, 11,193.70 and 3,076.47

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Solution

The fourth proportional to 7,459.11, 11,193.70 and 3,076.47 is: 4,616.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.11 : 11,193.70 = 3,076.47 : x
  2. Step 2: Convert to fraction form
    7,459.11/11,193.70 = 3,076.47/x
  3. Step 3: Cross multiply
    7,459.11x = 11,193.70 × 3,076.47
  4. Step 4: Simplify right side
    7,459.11x = 34,437,102.53
  5. Step 5: Solve for x
    x = 34,437,102.53/7,459.11
  6. Step 6: Final answer
    x = 4,616.78

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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.