Home / 4,210.64-6,305.70-3,169.52

Finding the Fourth Proportional to 4,210.64, 6,305.70 and 3,169.52

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Solution

The fourth proportional to 4,210.64, 6,305.70 and 3,169.52 is: 4,746.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.64 : 6,305.70 = 3,169.52 : x
  2. Step 2: Convert to fraction form
    4,210.64/6,305.70 = 3,169.52/x
  3. Step 3: Cross multiply
    4,210.64x = 6,305.70 × 3,169.52
  4. Step 4: Simplify right side
    4,210.64x = 19,986,042.26
  5. Step 5: Solve for x
    x = 19,986,042.26/4,210.64
  6. Step 6: Final answer
    x = 4,746.56

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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.