Home / 3,537.76-4,882.64-2,141.32

Finding the Fourth Proportional to 3,537.76, 4,882.64 and 2,141.32

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Solution

The fourth proportional to 3,537.76, 4,882.64 and 2,141.32 is: 2,955.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.76 : 4,882.64 = 2,141.32 : x
  2. Step 2: Convert to fraction form
    3,537.76/4,882.64 = 2,141.32/x
  3. Step 3: Cross multiply
    3,537.76x = 4,882.64 × 2,141.32
  4. Step 4: Simplify right side
    3,537.76x = 10,455,294.68
  5. Step 5: Solve for x
    x = 10,455,294.68/3,537.76
  6. Step 6: Final answer
    x = 2,955.34

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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.