Home / 11,543.29-17,317.82-4,617.61

Finding the Fourth Proportional to 11,543.29, 17,317.82 and 4,617.61

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Solution

The fourth proportional to 11,543.29, 17,317.82 and 4,617.61 is: 6,927.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,543.29 : 17,317.82 = 4,617.61 : x
  2. Step 2: Convert to fraction form
    11,543.29/17,317.82 = 4,617.61/x
  3. Step 3: Cross multiply
    11,543.29x = 17,317.82 × 4,617.61
  4. Step 4: Simplify right side
    11,543.29x = 79,966,915.72
  5. Step 5: Solve for x
    x = 79,966,915.72/11,543.29
  6. Step 6: Final answer
    x = 6,927.57

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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.