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Finding the Fourth Proportional to 7,566.60, 11,328.30 and 6,702.60

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Solution

The fourth proportional to 7,566.60, 11,328.30 and 6,702.60 is: 10,034.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,566.60 : 11,328.30 = 6,702.60 : x
  2. Step 2: Convert to fraction form
    7,566.60/11,328.30 = 6,702.60/x
  3. Step 3: Cross multiply
    7,566.60x = 11,328.30 × 6,702.60
  4. Step 4: Simplify right side
    7,566.60x = 75,929,063.58
  5. Step 5: Solve for x
    x = 75,929,063.58/7,566.60
  6. Step 6: Final answer
    x = 10,034.77

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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.