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Finding the Fourth Proportional to 6,558.48, 9,838.08 and 1,941.84

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Solution

The fourth proportional to 6,558.48, 9,838.08 and 1,941.84 is: 2,912.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,558.48 : 9,838.08 = 1,941.84 : x
  2. Step 2: Convert to fraction form
    6,558.48/9,838.08 = 1,941.84/x
  3. Step 3: Cross multiply
    6,558.48x = 9,838.08 × 1,941.84
  4. Step 4: Simplify right side
    6,558.48x = 19,103,977.27
  5. Step 5: Solve for x
    x = 19,103,977.27/6,558.48
  6. Step 6: Final answer
    x = 2,912.87

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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.