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Finding the Fourth Proportional to 9,699.01, 14,548.23 and 2,679.45

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Solution

The fourth proportional to 9,699.01, 14,548.23 and 2,679.45 is: 4,019.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,699.01 : 14,548.23 = 2,679.45 : x
  2. Step 2: Convert to fraction form
    9,699.01/14,548.23 = 2,679.45/x
  3. Step 3: Cross multiply
    9,699.01x = 14,548.23 × 2,679.45
  4. Step 4: Simplify right side
    9,699.01x = 38,981,218.50
  5. Step 5: Solve for x
    x = 38,981,218.50/9,699.01
  6. Step 6: Final answer
    x = 4,019.09

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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.