Home / 2,964.29-4,090.50-1,637.98

Finding the Fourth Proportional to 2,964.29, 4,090.50 and 1,637.98

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Solution

The fourth proportional to 2,964.29, 4,090.50 and 1,637.98 is: 2,260.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.29 : 4,090.50 = 1,637.98 : x
  2. Step 2: Convert to fraction form
    2,964.29/4,090.50 = 1,637.98/x
  3. Step 3: Cross multiply
    2,964.29x = 4,090.50 × 1,637.98
  4. Step 4: Simplify right side
    2,964.29x = 6,700,157.19
  5. Step 5: Solve for x
    x = 6,700,157.19/2,964.29
  6. Step 6: Final answer
    x = 2,260.29

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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.