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Finding the Fourth Proportional to 9,656.60, 14,501.10 and 6,384.20

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Solution

The fourth proportional to 9,656.60, 14,501.10 and 6,384.20 is: 9,587.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,656.60 : 14,501.10 = 6,384.20 : x
  2. Step 2: Convert to fraction form
    9,656.60/14,501.10 = 6,384.20/x
  3. Step 3: Cross multiply
    9,656.60x = 14,501.10 × 6,384.20
  4. Step 4: Simplify right side
    9,656.60x = 92,577,922.62
  5. Step 5: Solve for x
    x = 92,577,922.62/9,656.60
  6. Step 6: Final answer
    x = 9,587.01

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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.