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Finding the Fourth Proportional to 6,606.60, 9,910.26 and 4,752.60

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Solution

The fourth proportional to 6,606.60, 9,910.26 and 4,752.60 is: 7,129.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.60 : 9,910.26 = 4,752.60 : x
  2. Step 2: Convert to fraction form
    6,606.60/9,910.26 = 4,752.60/x
  3. Step 3: Cross multiply
    6,606.60x = 9,910.26 × 4,752.60
  4. Step 4: Simplify right side
    6,606.60x = 47,099,501.68
  5. Step 5: Solve for x
    x = 47,099,501.68/6,606.60
  6. Step 6: Final answer
    x = 7,129.16

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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.