Home / 11,530.81-17,297.49-4,957.66

Finding the Fourth Proportional to 11,530.81, 17,297.49 and 4,957.66

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Solution

The fourth proportional to 11,530.81, 17,297.49 and 4,957.66 is: 7,437.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,530.81 : 17,297.49 = 4,957.66 : x
  2. Step 2: Convert to fraction form
    11,530.81/17,297.49 = 4,957.66/x
  3. Step 3: Cross multiply
    11,530.81x = 17,297.49 × 4,957.66
  4. Step 4: Simplify right side
    11,530.81x = 85,754,987.79
  5. Step 5: Solve for x
    x = 85,754,987.79/11,530.81
  6. Step 6: Final answer
    x = 7,437.03

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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.