Home / 4,127.47-5,696.05-2,951.35

Finding the Fourth Proportional to 4,127.47, 5,696.05 and 2,951.35

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Solution

The fourth proportional to 4,127.47, 5,696.05 and 2,951.35 is: 4,072.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.47 : 5,696.05 = 2,951.35 : x
  2. Step 2: Convert to fraction form
    4,127.47/5,696.05 = 2,951.35/x
  3. Step 3: Cross multiply
    4,127.47x = 5,696.05 × 2,951.35
  4. Step 4: Simplify right side
    4,127.47x = 16,811,037.17
  5. Step 5: Solve for x
    x = 16,811,037.17/4,127.47
  6. Step 6: Final answer
    x = 4,072.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.