Home / 3,402.63-5,104.08-1,762.38

Finding the Fourth Proportional to 3,402.63, 5,104.08 and 1,762.38

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Solution

The fourth proportional to 3,402.63, 5,104.08 and 1,762.38 is: 2,643.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.63 : 5,104.08 = 1,762.38 : x
  2. Step 2: Convert to fraction form
    3,402.63/5,104.08 = 1,762.38/x
  3. Step 3: Cross multiply
    3,402.63x = 5,104.08 × 1,762.38
  4. Step 4: Simplify right side
    3,402.63x = 8,995,328.51
  5. Step 5: Solve for x
    x = 8,995,328.51/3,402.63
  6. Step 6: Final answer
    x = 2,643.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.