Home / 10,341.20-15,511.70-2,944.70

Finding the Fourth Proportional to 10,341.20, 15,511.70 and 2,944.70

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Solution

The fourth proportional to 10,341.20, 15,511.70 and 2,944.70 is: 4,417.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.20 : 15,511.70 = 2,944.70 : x
  2. Step 2: Convert to fraction form
    10,341.20/15,511.70 = 2,944.70/x
  3. Step 3: Cross multiply
    10,341.20x = 15,511.70 × 2,944.70
  4. Step 4: Simplify right side
    10,341.20x = 45,677,302.99
  5. Step 5: Solve for x
    x = 45,677,302.99/10,341.20
  6. Step 6: Final answer
    x = 4,417.02

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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.