Home / 11,503.65-17,261.82-5,660.31

Finding the Fourth Proportional to 11,503.65, 17,261.82 and 5,660.31

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Solution

The fourth proportional to 11,503.65, 17,261.82 and 5,660.31 is: 8,493.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,503.65 : 17,261.82 = 5,660.31 : x
  2. Step 2: Convert to fraction form
    11,503.65/17,261.82 = 5,660.31/x
  3. Step 3: Cross multiply
    11,503.65x = 17,261.82 × 5,660.31
  4. Step 4: Simplify right side
    11,503.65x = 97,707,252.36
  5. Step 5: Solve for x
    x = 97,707,252.36/11,503.65
  6. Step 6: Final answer
    x = 8,493.59

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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.