Home / 3,001.20-4,141.81-1,674.92

Finding the Fourth Proportional to 3,001.20, 4,141.81 and 1,674.92

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Solution

The fourth proportional to 3,001.20, 4,141.81 and 1,674.92 is: 2,311.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.20 : 4,141.81 = 1,674.92 : x
  2. Step 2: Convert to fraction form
    3,001.20/4,141.81 = 1,674.92/x
  3. Step 3: Cross multiply
    3,001.20x = 4,141.81 × 1,674.92
  4. Step 4: Simplify right side
    3,001.20x = 6,937,175.51
  5. Step 5: Solve for x
    x = 6,937,175.51/3,001.20
  6. Step 6: Final answer
    x = 2,311.47

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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.