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Finding the Fourth Proportional to 6,995.72, 10,535.27 and 6,310.28

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Solution

The fourth proportional to 6,995.72, 10,535.27 and 6,310.28 is: 9,503.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,995.72 : 10,535.27 = 6,310.28 : x
  2. Step 2: Convert to fraction form
    6,995.72/10,535.27 = 6,310.28/x
  3. Step 3: Cross multiply
    6,995.72x = 10,535.27 × 6,310.28
  4. Step 4: Simplify right side
    6,995.72x = 66,480,503.58
  5. Step 5: Solve for x
    x = 66,480,503.58/6,995.72
  6. Step 6: Final answer
    x = 9,503.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.