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Finding the Fourth Proportional to 9,799.01, 13,515.22 and 6,813.35

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Solution

The fourth proportional to 9,799.01, 13,515.22 and 6,813.35 is: 9,397.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,799.01 : 13,515.22 = 6,813.35 : x
  2. Step 2: Convert to fraction form
    9,799.01/13,515.22 = 6,813.35/x
  3. Step 3: Cross multiply
    9,799.01x = 13,515.22 × 6,813.35
  4. Step 4: Simplify right side
    9,799.01x = 92,083,924.19
  5. Step 5: Solve for x
    x = 92,083,924.19/9,799.01
  6. Step 6: Final answer
    x = 9,397.27

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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.