Home / 4,757.18-7,139.95-1,837.54

Finding the Fourth Proportional to 4,757.18, 7,139.95 and 1,837.54

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Solution

The fourth proportional to 4,757.18, 7,139.95 and 1,837.54 is: 2,757.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.18 : 7,139.95 = 1,837.54 : x
  2. Step 2: Convert to fraction form
    4,757.18/7,139.95 = 1,837.54/x
  3. Step 3: Cross multiply
    4,757.18x = 7,139.95 × 1,837.54
  4. Step 4: Simplify right side
    4,757.18x = 13,119,907.89
  5. Step 5: Solve for x
    x = 13,119,907.89/4,757.18
  6. Step 6: Final answer
    x = 2,757.92

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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.