Home / 9,072.65-13,609.06-2,499.20

Finding the Fourth Proportional to 9,072.65, 13,609.06 and 2,499.20

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Solution

The fourth proportional to 9,072.65, 13,609.06 and 2,499.20 is: 3,748.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072.65 : 13,609.06 = 2,499.20 : x
  2. Step 2: Convert to fraction form
    9,072.65/13,609.06 = 2,499.20/x
  3. Step 3: Cross multiply
    9,072.65x = 13,609.06 × 2,499.20
  4. Step 4: Simplify right side
    9,072.65x = 34,011,750.26
  5. Step 5: Solve for x
    x = 34,011,750.26/9,072.65
  6. Step 6: Final answer
    x = 3,748.82

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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.