Home / 3,402.81-4,696.31-2,076.23

Finding the Fourth Proportional to 3,402.81, 4,696.31 and 2,076.23

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Solution

The fourth proportional to 3,402.81, 4,696.31 and 2,076.23 is: 2,865.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.81 : 4,696.31 = 2,076.23 : x
  2. Step 2: Convert to fraction form
    3,402.81/4,696.31 = 2,076.23/x
  3. Step 3: Cross multiply
    3,402.81x = 4,696.31 × 2,076.23
  4. Step 4: Simplify right side
    3,402.81x = 9,750,636.64
  5. Step 5: Solve for x
    x = 9,750,636.64/3,402.81
  6. Step 6: Final answer
    x = 2,865.47

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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.