Home / 4,642.46-6,963.72-2,180.06

Finding the Fourth Proportional to 4,642.46, 6,963.72 and 2,180.06

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Solution

The fourth proportional to 4,642.46, 6,963.72 and 2,180.06 is: 3,270.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.46 : 6,963.72 = 2,180.06 : x
  2. Step 2: Convert to fraction form
    4,642.46/6,963.72 = 2,180.06/x
  3. Step 3: Cross multiply
    4,642.46x = 6,963.72 × 2,180.06
  4. Step 4: Simplify right side
    4,642.46x = 15,181,292.60
  5. Step 5: Solve for x
    x = 15,181,292.60/4,642.46
  6. Step 6: Final answer
    x = 3,270.10

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1.5x scale

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.