Home / 1,549.34-2,323.98-395.09

Finding the Fourth Proportional to 1,549.34, 2,323.98 and 395.09

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Solution

The fourth proportional to 1,549.34, 2,323.98 and 395.09 is: 592.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549.34 : 2,323.98 = 395.09 : x
  2. Step 2: Convert to fraction form
    1,549.34/2,323.98 = 395.09/x
  3. Step 3: Cross multiply
    1,549.34x = 2,323.98 × 395.09
  4. Step 4: Simplify right side
    1,549.34x = 918,169.64
  5. Step 5: Solve for x
    x = 918,169.64/1,549.34
  6. Step 6: Final answer
    x = 592.62

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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.