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Finding the Fourth Proportional to 11,293.56, 16,959.78 and 6,103.08

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Solution

The fourth proportional to 11,293.56, 16,959.78 and 6,103.08 is: 9,165.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,293.56 : 16,959.78 = 6,103.08 : x
  2. Step 2: Convert to fraction form
    11,293.56/16,959.78 = 6,103.08/x
  3. Step 3: Cross multiply
    11,293.56x = 16,959.78 × 6,103.08
  4. Step 4: Simplify right side
    11,293.56x = 103,506,894.12
  5. Step 5: Solve for x
    x = 103,506,894.12/11,293.56
  6. Step 6: Final answer
    x = 9,165.13

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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.