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Finding the Fourth Proportional to 6,641.46, 9,957.60 and 2,941.68

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Solution

The fourth proportional to 6,641.46, 9,957.60 and 2,941.68 is: 4,410.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641.46 : 9,957.60 = 2,941.68 : x
  2. Step 2: Convert to fraction form
    6,641.46/9,957.60 = 2,941.68/x
  3. Step 3: Cross multiply
    6,641.46x = 9,957.60 × 2,941.68
  4. Step 4: Simplify right side
    6,641.46x = 29,292,072.77
  5. Step 5: Solve for x
    x = 29,292,072.77/6,641.46
  6. Step 6: Final answer
    x = 4,410.49

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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.