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Finding the Fourth Proportional to 8,751.07, 13,109.12 and 5,970.84

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Solution

The fourth proportional to 8,751.07, 13,109.12 and 5,970.84 is: 8,944.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,751.07 : 13,109.12 = 5,970.84 : x
  2. Step 2: Convert to fraction form
    8,751.07/13,109.12 = 5,970.84/x
  3. Step 3: Cross multiply
    8,751.07x = 13,109.12 × 5,970.84
  4. Step 4: Simplify right side
    8,751.07x = 78,272,458.06
  5. Step 5: Solve for x
    x = 78,272,458.06/8,751.07
  6. Step 6: Final answer
    x = 8,944.33

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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.