Home / 2,407.23-3,609.08-1,072.46

Finding the Fourth Proportional to 2,407.23, 3,609.08 and 1,072.46

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Solution

The fourth proportional to 2,407.23, 3,609.08 and 1,072.46 is: 1,607.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407.23 : 3,609.08 = 1,072.46 : x
  2. Step 2: Convert to fraction form
    2,407.23/3,609.08 = 1,072.46/x
  3. Step 3: Cross multiply
    2,407.23x = 3,609.08 × 1,072.46
  4. Step 4: Simplify right side
    2,407.23x = 3,870,570.53
  5. Step 5: Solve for x
    x = 3,870,570.53/2,407.23
  6. Step 6: Final answer
    x = 1,607.89

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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.