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Finding the Fourth Proportional to 9,805.14, 13,526.60 and 5,823.99

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Solution

The fourth proportional to 9,805.14, 13,526.60 and 5,823.99 is: 8,034.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,805.14 : 13,526.60 = 5,823.99 : x
  2. Step 2: Convert to fraction form
    9,805.14/13,526.60 = 5,823.99/x
  3. Step 3: Cross multiply
    9,805.14x = 13,526.60 × 5,823.99
  4. Step 4: Simplify right side
    9,805.14x = 78,778,754.01
  5. Step 5: Solve for x
    x = 78,778,754.01/9,805.14
  6. Step 6: Final answer
    x = 8,034.43

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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.