Home / 3,169.02-4,373.70-1,910.89

Finding the Fourth Proportional to 3,169.02, 4,373.70 and 1,910.89

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Solution

The fourth proportional to 3,169.02, 4,373.70 and 1,910.89 is: 2,637.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.02 : 4,373.70 = 1,910.89 : x
  2. Step 2: Convert to fraction form
    3,169.02/4,373.70 = 1,910.89/x
  3. Step 3: Cross multiply
    3,169.02x = 4,373.70 × 1,910.89
  4. Step 4: Simplify right side
    3,169.02x = 8,357,657.89
  5. Step 5: Solve for x
    x = 8,357,657.89/3,169.02
  6. Step 6: Final answer
    x = 2,637.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.