Home / 2,964.02-4,090.39-1,637.72

Finding the Fourth Proportional to 2,964.02, 4,090.39 and 1,637.72

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Solution

The fourth proportional to 2,964.02, 4,090.39 and 1,637.72 is: 2,260.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.02 : 4,090.39 = 1,637.72 : x
  2. Step 2: Convert to fraction form
    2,964.02/4,090.39 = 1,637.72/x
  3. Step 3: Cross multiply
    2,964.02x = 4,090.39 × 1,637.72
  4. Step 4: Simplify right side
    2,964.02x = 6,698,888.96
  5. Step 5: Solve for x
    x = 6,698,888.96/2,964.02
  6. Step 6: Final answer
    x = 2,260.07

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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.