Home / 3,018.04-4,164.42-1,838.68

Finding the Fourth Proportional to 3,018.04, 4,164.42 and 1,838.68

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Solution

The fourth proportional to 3,018.04, 4,164.42 and 1,838.68 is: 2,537.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.04 : 4,164.42 = 1,838.68 : x
  2. Step 2: Convert to fraction form
    3,018.04/4,164.42 = 1,838.68/x
  3. Step 3: Cross multiply
    3,018.04x = 4,164.42 × 1,838.68
  4. Step 4: Simplify right side
    3,018.04x = 7,657,035.77
  5. Step 5: Solve for x
    x = 7,657,035.77/3,018.04
  6. Step 6: Final answer
    x = 2,537.09

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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.