Home / 11,545.36-17,307.72-4,523.74

Finding the Fourth Proportional to 11,545.36, 17,307.72 and 4,523.74

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Solution

The fourth proportional to 11,545.36, 17,307.72 and 4,523.74 is: 6,781.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,545.36 : 17,307.72 = 4,523.74 : x
  2. Step 2: Convert to fraction form
    11,545.36/17,307.72 = 4,523.74/x
  3. Step 3: Cross multiply
    11,545.36x = 17,307.72 × 4,523.74
  4. Step 4: Simplify right side
    11,545.36x = 78,295,625.27
  5. Step 5: Solve for x
    x = 78,295,625.27/11,545.36
  6. Step 6: Final answer
    x = 6,781.57

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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.