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Finding the Fourth Proportional to 8,300.60, 11,466.01 and 7,710.11

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Solution

The fourth proportional to 8,300.60, 11,466.01 and 7,710.11 is: 10,650.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300.60 : 11,466.01 = 7,710.11 : x
  2. Step 2: Convert to fraction form
    8,300.60/11,466.01 = 7,710.11/x
  3. Step 3: Cross multiply
    8,300.60x = 11,466.01 × 7,710.11
  4. Step 4: Simplify right side
    8,300.60x = 88,404,198.36
  5. Step 5: Solve for x
    x = 88,404,198.36/8,300.60
  6. Step 6: Final answer
    x = 10,650.34

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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.