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Finding the Fourth Proportional to 4,782.63, 7,174.76 and 1,495.08

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Solution

The fourth proportional to 4,782.63, 7,174.76 and 1,495.08 is: 2,242.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782.63 : 7,174.76 = 1,495.08 : x
  2. Step 2: Convert to fraction form
    4,782.63/7,174.76 = 1,495.08/x
  3. Step 3: Cross multiply
    4,782.63x = 7,174.76 × 1,495.08
  4. Step 4: Simplify right side
    4,782.63x = 10,726,840.18
  5. Step 5: Solve for x
    x = 10,726,840.18/4,782.63
  6. Step 6: Final answer
    x = 2,242.87

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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.