Home / 11,092.29-15,307.56-6,311.67

Finding the Fourth Proportional to 11,092.29, 15,307.56 and 6,311.67

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Solution

The fourth proportional to 11,092.29, 15,307.56 and 6,311.67 is: 8,710.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,092.29 : 15,307.56 = 6,311.67 : x
  2. Step 2: Convert to fraction form
    11,092.29/15,307.56 = 6,311.67/x
  3. Step 3: Cross multiply
    11,092.29x = 15,307.56 × 6,311.67
  4. Step 4: Simplify right side
    11,092.29x = 96,616,267.23
  5. Step 5: Solve for x
    x = 96,616,267.23/11,092.29
  6. Step 6: Final answer
    x = 8,710.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.