Home / 4,175.47-6,254.70-1,977.54

Finding the Fourth Proportional to 4,175.47, 6,254.70 and 1,977.54

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Solution

The fourth proportional to 4,175.47, 6,254.70 and 1,977.54 is: 2,962.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,175.47 : 6,254.70 = 1,977.54 : x
  2. Step 2: Convert to fraction form
    4,175.47/6,254.70 = 1,977.54/x
  3. Step 3: Cross multiply
    4,175.47x = 6,254.70 × 1,977.54
  4. Step 4: Simplify right side
    4,175.47x = 12,368,908.75
  5. Step 5: Solve for x
    x = 12,368,908.75/4,175.47
  6. Step 6: Final answer
    x = 2,962.28

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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.