Home / 9,072.23-13,609.75-2,830.91

Finding the Fourth Proportional to 9,072.23, 13,609.75 and 2,830.91

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Solution

The fourth proportional to 9,072.23, 13,609.75 and 2,830.91 is: 4,246.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072.23 : 13,609.75 = 2,830.91 : x
  2. Step 2: Convert to fraction form
    9,072.23/13,609.75 = 2,830.91/x
  3. Step 3: Cross multiply
    9,072.23x = 13,609.75 × 2,830.91
  4. Step 4: Simplify right side
    9,072.23x = 38,527,995.29
  5. Step 5: Solve for x
    x = 38,527,995.29/9,072.23
  6. Step 6: Final answer
    x = 4,246.80

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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.