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Finding the Fourth Proportional to 8,341.50, 12,495.78 and 6,263.94

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Solution

The fourth proportional to 8,341.50, 12,495.78 and 6,263.94 is: 9,383.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341.50 : 12,495.78 = 6,263.94 : x
  2. Step 2: Convert to fraction form
    8,341.50/12,495.78 = 6,263.94/x
  3. Step 3: Cross multiply
    8,341.50x = 12,495.78 × 6,263.94
  4. Step 4: Simplify right side
    8,341.50x = 78,272,816.17
  5. Step 5: Solve for x
    x = 78,272,816.17/8,341.50
  6. Step 6: Final answer
    x = 9,383.54

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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.