Home / 2,964.47-4,090.61-1,637.99

Finding the Fourth Proportional to 2,964.47, 4,090.61 and 1,637.99

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Solution

The fourth proportional to 2,964.47, 4,090.61 and 1,637.99 is: 2,260.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.47 : 4,090.61 = 1,637.99 : x
  2. Step 2: Convert to fraction form
    2,964.47/4,090.61 = 1,637.99/x
  3. Step 3: Cross multiply
    2,964.47x = 4,090.61 × 1,637.99
  4. Step 4: Simplify right side
    2,964.47x = 6,700,392.60
  5. Step 5: Solve for x
    x = 6,700,392.60/2,964.47
  6. Step 6: Final answer
    x = 2,260.23

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