Home / 10,367.83-15,551.76-2,972.74

Finding the Fourth Proportional to 10,367.83, 15,551.76 and 2,972.74

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Solution

The fourth proportional to 10,367.83, 15,551.76 and 2,972.74 is: 4,459.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.83 : 15,551.76 = 2,972.74 : x
  2. Step 2: Convert to fraction form
    10,367.83/15,551.76 = 2,972.74/x
  3. Step 3: Cross multiply
    10,367.83x = 15,551.76 × 2,972.74
  4. Step 4: Simplify right side
    10,367.83x = 46,231,339.02
  5. Step 5: Solve for x
    x = 46,231,339.02/10,367.83
  6. Step 6: Final answer
    x = 4,459.11

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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.