Home / 3,465.28-4,782.20-1,893.37

Finding the Fourth Proportional to 3,465.28, 4,782.20 and 1,893.37

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Solution

The fourth proportional to 3,465.28, 4,782.20 and 1,893.37 is: 2,612.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.28 : 4,782.20 = 1,893.37 : x
  2. Step 2: Convert to fraction form
    3,465.28/4,782.20 = 1,893.37/x
  3. Step 3: Cross multiply
    3,465.28x = 4,782.20 × 1,893.37
  4. Step 4: Simplify right side
    3,465.28x = 9,054,474.01
  5. Step 5: Solve for x
    x = 9,054,474.01/3,465.28
  6. Step 6: Final answer
    x = 2,612.91

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1.5x scale

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.