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Finding the Fourth Proportional to 6,898.61, 10,342.05 and 2,741.55

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Solution

The fourth proportional to 6,898.61, 10,342.05 and 2,741.55 is: 4,110.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.61 : 10,342.05 = 2,741.55 : x
  2. Step 2: Convert to fraction form
    6,898.61/10,342.05 = 2,741.55/x
  3. Step 3: Cross multiply
    6,898.61x = 10,342.05 × 2,741.55
  4. Step 4: Simplify right side
    6,898.61x = 28,353,247.18
  5. Step 5: Solve for x
    x = 28,353,247.18/6,898.61
  6. Step 6: Final answer
    x = 4,110.00

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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.