Home / 11,022.98-15,209.91-6,307.26

Finding the Fourth Proportional to 11,022.98, 15,209.91 and 6,307.26

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Solution

The fourth proportional to 11,022.98, 15,209.91 and 6,307.26 is: 8,702.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,022.98 : 15,209.91 = 6,307.26 : x
  2. Step 2: Convert to fraction form
    11,022.98/15,209.91 = 6,307.26/x
  3. Step 3: Cross multiply
    11,022.98x = 15,209.91 × 6,307.26
  4. Step 4: Simplify right side
    11,022.98x = 95,932,856.95
  5. Step 5: Solve for x
    x = 95,932,856.95/11,022.98
  6. Step 6: Final answer
    x = 8,702.99

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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.