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Finding the Fourth Proportional to 4,541.04, 6,809.76 and 1,578.60

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Solution

The fourth proportional to 4,541.04, 6,809.76 and 1,578.60 is: 2,367.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,541.04 : 6,809.76 = 1,578.60 : x
  2. Step 2: Convert to fraction form
    4,541.04/6,809.76 = 1,578.60/x
  3. Step 3: Cross multiply
    4,541.04x = 6,809.76 × 1,578.60
  4. Step 4: Simplify right side
    4,541.04x = 10,749,887.14
  5. Step 5: Solve for x
    x = 10,749,887.14/4,541.04
  6. Step 6: Final answer
    x = 2,367.27

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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.