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Finding the Fourth Proportional to 11,313.01, 16,951.04 and 5,758.70

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Solution

The fourth proportional to 11,313.01, 16,951.04 and 5,758.70 is: 8,628.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,313.01 : 16,951.04 = 5,758.70 : x
  2. Step 2: Convert to fraction form
    11,313.01/16,951.04 = 5,758.70/x
  3. Step 3: Cross multiply
    11,313.01x = 16,951.04 × 5,758.70
  4. Step 4: Simplify right side
    11,313.01x = 97,615,925.25
  5. Step 5: Solve for x
    x = 97,615,925.25/11,313.01
  6. Step 6: Final answer
    x = 8,628.65

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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.