Home / 10,734.39-16,101.30-4,809.67

Finding the Fourth Proportional to 10,734.39, 16,101.30 and 4,809.67

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Solution

The fourth proportional to 10,734.39, 16,101.30 and 4,809.67 is: 7,214.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,734.39 : 16,101.30 = 4,809.67 : x
  2. Step 2: Convert to fraction form
    10,734.39/16,101.30 = 4,809.67/x
  3. Step 3: Cross multiply
    10,734.39x = 16,101.30 × 4,809.67
  4. Step 4: Simplify right side
    10,734.39x = 77,441,875.27
  5. Step 5: Solve for x
    x = 77,441,875.27/10,734.39
  6. Step 6: Final answer
    x = 7,214.37

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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.