Home / 7,472.02-11,208.12-2,541.76

Finding the Fourth Proportional to 7,472.02, 11,208.12 and 2,541.76

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Solution

The fourth proportional to 7,472.02, 11,208.12 and 2,541.76 is: 3,812.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.02 : 11,208.12 = 2,541.76 : x
  2. Step 2: Convert to fraction form
    7,472.02/11,208.12 = 2,541.76/x
  3. Step 3: Cross multiply
    7,472.02x = 11,208.12 × 2,541.76
  4. Step 4: Simplify right side
    7,472.02x = 28,488,351.09
  5. Step 5: Solve for x
    x = 28,488,351.09/7,472.02
  6. Step 6: Final answer
    x = 3,812.67

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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.