Home / 11,565.90-17,336.43-4,995.18

Finding the Fourth Proportional to 11,565.90, 17,336.43 and 4,995.18

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Solution

The fourth proportional to 11,565.90, 17,336.43 and 4,995.18 is: 7,487.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565.90 : 17,336.43 = 4,995.18 : x
  2. Step 2: Convert to fraction form
    11,565.90/17,336.43 = 4,995.18/x
  3. Step 3: Cross multiply
    11,565.90x = 17,336.43 × 4,995.18
  4. Step 4: Simplify right side
    11,565.90x = 86,598,588.41
  5. Step 5: Solve for x
    x = 86,598,588.41/11,565.90
  6. Step 6: Final answer
    x = 7,487.41

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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.