Home / 11,472.20-17,206.25-3,038.77

Finding the Fourth Proportional to 11,472.20, 17,206.25 and 3,038.77

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Solution

The fourth proportional to 11,472.20, 17,206.25 and 3,038.77 is: 4,557.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,472.20 : 17,206.25 = 3,038.77 : x
  2. Step 2: Convert to fraction form
    11,472.20/17,206.25 = 3,038.77/x
  3. Step 3: Cross multiply
    11,472.20x = 17,206.25 × 3,038.77
  4. Step 4: Simplify right side
    11,472.20x = 52,285,750.28
  5. Step 5: Solve for x
    x = 52,285,750.28/11,472.20
  6. Step 6: Final answer
    x = 4,557.60

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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.