Home / 3,465.28-4,782.16-1,893.36

Finding the Fourth Proportional to 3,465.28, 4,782.16 and 1,893.36

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Solution

The fourth proportional to 3,465.28, 4,782.16 and 1,893.36 is: 2,612.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.28 : 4,782.16 = 1,893.36 : x
  2. Step 2: Convert to fraction form
    3,465.28/4,782.16 = 1,893.36/x
  3. Step 3: Cross multiply
    3,465.28x = 4,782.16 × 1,893.36
  4. Step 4: Simplify right side
    3,465.28x = 9,054,350.46
  5. Step 5: Solve for x
    x = 9,054,350.46/3,465.28
  6. Step 6: Final answer
    x = 2,612.88

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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.