Home / 2,964.06-4,090.26-1,637.70

Finding the Fourth Proportional to 2,964.06, 4,090.26 and 1,637.70

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Solution

The fourth proportional to 2,964.06, 4,090.26 and 1,637.70 is: 2,259.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.06 : 4,090.26 = 1,637.70 : x
  2. Step 2: Convert to fraction form
    2,964.06/4,090.26 = 1,637.70/x
  3. Step 3: Cross multiply
    2,964.06x = 4,090.26 × 1,637.70
  4. Step 4: Simplify right side
    2,964.06x = 6,698,618.80
  5. Step 5: Solve for x
    x = 6,698,618.80/2,964.06
  6. Step 6: Final answer
    x = 2,259.95

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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.