Home / 7,529.76-11,298.49-3,090.66

Finding the Fourth Proportional to 7,529.76, 11,298.49 and 3,090.66

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Solution

The fourth proportional to 7,529.76, 11,298.49 and 3,090.66 is: 4,637.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.76 : 11,298.49 = 3,090.66 : x
  2. Step 2: Convert to fraction form
    7,529.76/11,298.49 = 3,090.66/x
  3. Step 3: Cross multiply
    7,529.76x = 11,298.49 × 3,090.66
  4. Step 4: Simplify right side
    7,529.76x = 34,919,741.01
  5. Step 5: Solve for x
    x = 34,919,741.01/7,529.76
  6. Step 6: Final answer
    x = 4,637.56

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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.