Home / 4,265.04-6,393.24-1,664.40

Finding the Fourth Proportional to 4,265.04, 6,393.24 and 1,664.40

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Solution

The fourth proportional to 4,265.04, 6,393.24 and 1,664.40 is: 2,494.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.04 : 6,393.24 = 1,664.40 : x
  2. Step 2: Convert to fraction form
    4,265.04/6,393.24 = 1,664.40/x
  3. Step 3: Cross multiply
    4,265.04x = 6,393.24 × 1,664.40
  4. Step 4: Simplify right side
    4,265.04x = 10,640,908.66
  5. Step 5: Solve for x
    x = 10,640,908.66/4,265.04
  6. Step 6: Final answer
    x = 2,494.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.