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Finding the Fourth Proportional to 9,626.78, 14,442.08 and 4,080.08

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Solution

The fourth proportional to 9,626.78, 14,442.08 and 4,080.08 is: 6,120.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,626.78 : 14,442.08 = 4,080.08 : x
  2. Step 2: Convert to fraction form
    9,626.78/14,442.08 = 4,080.08/x
  3. Step 3: Cross multiply
    9,626.78x = 14,442.08 × 4,080.08
  4. Step 4: Simplify right side
    9,626.78x = 58,924,841.77
  5. Step 5: Solve for x
    x = 58,924,841.77/9,626.78
  6. Step 6: Final answer
    x = 6,120.93

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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.