Home / 3,015.33-4,160.43-2,307.97

Finding the Fourth Proportional to 3,015.33, 4,160.43 and 2,307.97

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Solution

The fourth proportional to 3,015.33, 4,160.43 and 2,307.97 is: 3,184.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.33 : 4,160.43 = 2,307.97 : x
  2. Step 2: Convert to fraction form
    3,015.33/4,160.43 = 2,307.97/x
  3. Step 3: Cross multiply
    3,015.33x = 4,160.43 × 2,307.97
  4. Step 4: Simplify right side
    3,015.33x = 9,602,131.39
  5. Step 5: Solve for x
    x = 9,602,131.39/3,015.33
  6. Step 6: Final answer
    x = 3,184.44

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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.