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Finding the Fourth Proportional to 7,309.26, 10,969.56 and 2,927.16

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Solution

The fourth proportional to 7,309.26, 10,969.56 and 2,927.16 is: 4,393.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,309.26 : 10,969.56 = 2,927.16 : x
  2. Step 2: Convert to fraction form
    7,309.26/10,969.56 = 2,927.16/x
  3. Step 3: Cross multiply
    7,309.26x = 10,969.56 × 2,927.16
  4. Step 4: Simplify right side
    7,309.26x = 32,109,657.25
  5. Step 5: Solve for x
    x = 32,109,657.25/7,309.26
  6. Step 6: Final answer
    x = 4,393.01

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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.