Home / 11,344.98-15,656.07-6,309.06

Finding the Fourth Proportional to 11,344.98, 15,656.07 and 6,309.06

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Solution

The fourth proportional to 11,344.98, 15,656.07 and 6,309.06 is: 8,706.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,344.98 : 15,656.07 = 6,309.06 : x
  2. Step 2: Convert to fraction form
    11,344.98/15,656.07 = 6,309.06/x
  3. Step 3: Cross multiply
    11,344.98x = 15,656.07 × 6,309.06
  4. Step 4: Simplify right side
    11,344.98x = 98,775,084.99
  5. Step 5: Solve for x
    x = 98,775,084.99/11,344.98
  6. Step 6: Final answer
    x = 8,706.50

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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.