Home / 4,641.72-6,405.54-2,873.36

Finding the Fourth Proportional to 4,641.72, 6,405.54 and 2,873.36

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Solution

The fourth proportional to 4,641.72, 6,405.54 and 2,873.36 is: 3,965.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.72 : 6,405.54 = 2,873.36 : x
  2. Step 2: Convert to fraction form
    4,641.72/6,405.54 = 2,873.36/x
  3. Step 3: Cross multiply
    4,641.72x = 6,405.54 × 2,873.36
  4. Step 4: Simplify right side
    4,641.72x = 18,405,422.41
  5. Step 5: Solve for x
    x = 18,405,422.41/4,641.72
  6. Step 6: Final answer
    x = 3,965.22

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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.