Home / 1,549.09-2,319.98-1,199.62

Finding the Fourth Proportional to 1,549.09, 2,319.98 and 1,199.62

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Solution

The fourth proportional to 1,549.09, 2,319.98 and 1,199.62 is: 1,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549.09 : 2,319.98 = 1,199.62 : x
  2. Step 2: Convert to fraction form
    1,549.09/2,319.98 = 1,199.62/x
  3. Step 3: Cross multiply
    1,549.09x = 2,319.98 × 1,199.62
  4. Step 4: Simplify right side
    1,549.09x = 2,783,094.41
  5. Step 5: Solve for x
    x = 2,783,094.41/1,549.09
  6. Step 6: Final answer
    x = 1,796.60

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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.