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Finding the Fourth Proportional to 4,757.48, 7,133.48 and 1,835.40

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Solution

The fourth proportional to 4,757.48, 7,133.48 and 1,835.40 is: 2,752.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.48 : 7,133.48 = 1,835.40 : x
  2. Step 2: Convert to fraction form
    4,757.48/7,133.48 = 1,835.40/x
  3. Step 3: Cross multiply
    4,757.48x = 7,133.48 × 1,835.40
  4. Step 4: Simplify right side
    4,757.48x = 13,092,789.19
  5. Step 5: Solve for x
    x = 13,092,789.19/4,757.48
  6. Step 6: Final answer
    x = 2,752.04

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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.