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Finding the Fourth Proportional to 9,047.97, 12,486.44 and 5,068.99

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Solution

The fourth proportional to 9,047.97, 12,486.44 and 5,068.99 is: 6,995.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,047.97 : 12,486.44 = 5,068.99 : x
  2. Step 2: Convert to fraction form
    9,047.97/12,486.44 = 5,068.99/x
  3. Step 3: Cross multiply
    9,047.97x = 12,486.44 × 5,068.99
  4. Step 4: Simplify right side
    9,047.97x = 63,293,667.78
  5. Step 5: Solve for x
    x = 63,293,667.78/9,047.97
  6. Step 6: Final answer
    x = 6,995.34

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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.