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Finding the Fourth Proportional to 9,796.84, 13,519.94 and 5,547.84

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Solution

The fourth proportional to 9,796.84, 13,519.94 and 5,547.84 is: 7,656.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,796.84 : 13,519.94 = 5,547.84 : x
  2. Step 2: Convert to fraction form
    9,796.84/13,519.94 = 5,547.84/x
  3. Step 3: Cross multiply
    9,796.84x = 13,519.94 × 5,547.84
  4. Step 4: Simplify right side
    9,796.84x = 75,006,463.93
  5. Step 5: Solve for x
    x = 75,006,463.93/9,796.84
  6. Step 6: Final answer
    x = 7,656.19

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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.