Home / 4,815.72-6,632.01-4,422.06

Finding the Fourth Proportional to 4,815.72, 6,632.01 and 4,422.06

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Solution

The fourth proportional to 4,815.72, 6,632.01 and 4,422.06 is: 6,089.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.72 : 6,632.01 = 4,422.06 : x
  2. Step 2: Convert to fraction form
    4,815.72/6,632.01 = 4,422.06/x
  3. Step 3: Cross multiply
    4,815.72x = 6,632.01 × 4,422.06
  4. Step 4: Simplify right side
    4,815.72x = 29,327,146.14
  5. Step 5: Solve for x
    x = 29,327,146.14/4,815.72
  6. Step 6: Final answer
    x = 6,089.88

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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.