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Finding the Fourth Proportional to 6,903.26, 9,532.12 and 5,627.34

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Solution

The fourth proportional to 6,903.26, 9,532.12 and 5,627.34 is: 7,770.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.26 : 9,532.12 = 5,627.34 : x
  2. Step 2: Convert to fraction form
    6,903.26/9,532.12 = 5,627.34/x
  3. Step 3: Cross multiply
    6,903.26x = 9,532.12 × 5,627.34
  4. Step 4: Simplify right side
    6,903.26x = 53,640,449.77
  5. Step 5: Solve for x
    x = 53,640,449.77/6,903.26
  6. Step 6: Final answer
    x = 7,770.31

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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.