Home / 3,941.38-5,437.39-2,368.56

Finding the Fourth Proportional to 3,941.38, 5,437.39 and 2,368.56

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Solution

The fourth proportional to 3,941.38, 5,437.39 and 2,368.56 is: 3,267.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.38 : 5,437.39 = 2,368.56 : x
  2. Step 2: Convert to fraction form
    3,941.38/5,437.39 = 2,368.56/x
  3. Step 3: Cross multiply
    3,941.38x = 5,437.39 × 2,368.56
  4. Step 4: Simplify right side
    3,941.38x = 12,878,784.46
  5. Step 5: Solve for x
    x = 12,878,784.46/3,941.38
  6. Step 6: Final answer
    x = 3,267.58

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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.