Home / 3,164.13-4,366.45-1,838.58

Finding the Fourth Proportional to 3,164.13, 4,366.45 and 1,838.58

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Solution

The fourth proportional to 3,164.13, 4,366.45 and 1,838.58 is: 2,537.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.13 : 4,366.45 = 1,838.58 : x
  2. Step 2: Convert to fraction form
    3,164.13/4,366.45 = 1,838.58/x
  3. Step 3: Cross multiply
    3,164.13x = 4,366.45 × 1,838.58
  4. Step 4: Simplify right side
    3,164.13x = 8,028,041.21
  5. Step 5: Solve for x
    x = 8,028,041.21/3,164.13
  6. Step 6: Final answer
    x = 2,537.21

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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.