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Finding the Fourth Proportional to 9,913.01, 14,871.05 and 3,338.67

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Solution

The fourth proportional to 9,913.01, 14,871.05 and 3,338.67 is: 5,008.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,913.01 : 14,871.05 = 3,338.67 : x
  2. Step 2: Convert to fraction form
    9,913.01/14,871.05 = 3,338.67/x
  3. Step 3: Cross multiply
    9,913.01x = 14,871.05 × 3,338.67
  4. Step 4: Simplify right side
    9,913.01x = 49,649,528.50
  5. Step 5: Solve for x
    x = 49,649,528.50/9,913.01
  6. Step 6: Final answer
    x = 5,008.52

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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.