Home / 3,394.04-4,686.56-2,137.12

Finding the Fourth Proportional to 3,394.04, 4,686.56 and 2,137.12

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Solution

The fourth proportional to 3,394.04, 4,686.56 and 2,137.12 is: 2,950.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.04 : 4,686.56 = 2,137.12 : x
  2. Step 2: Convert to fraction form
    3,394.04/4,686.56 = 2,137.12/x
  3. Step 3: Cross multiply
    3,394.04x = 4,686.56 × 2,137.12
  4. Step 4: Simplify right side
    3,394.04x = 10,015,726.72
  5. Step 5: Solve for x
    x = 10,015,726.72/3,394.04
  6. Step 6: Final answer
    x = 2,950.98

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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.