Home / 4,661.76-6,433.44-2,672.16

Finding the Fourth Proportional to 4,661.76, 6,433.44 and 2,672.16

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Solution

The fourth proportional to 4,661.76, 6,433.44 and 2,672.16 is: 3,687.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,661.76 : 6,433.44 = 2,672.16 : x
  2. Step 2: Convert to fraction form
    4,661.76/6,433.44 = 2,672.16/x
  3. Step 3: Cross multiply
    4,661.76x = 6,433.44 × 2,672.16
  4. Step 4: Simplify right side
    4,661.76x = 17,191,181.03
  5. Step 5: Solve for x
    x = 17,191,181.03/4,661.76
  6. Step 6: Final answer
    x = 3,687.70

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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.