Home / 3,556.28-4,908.40-2,361.32

Finding the Fourth Proportional to 3,556.28, 4,908.40 and 2,361.32

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Solution

The fourth proportional to 3,556.28, 4,908.40 and 2,361.32 is: 3,259.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.28 : 4,908.40 = 2,361.32 : x
  2. Step 2: Convert to fraction form
    3,556.28/4,908.40 = 2,361.32/x
  3. Step 3: Cross multiply
    3,556.28x = 4,908.40 × 2,361.32
  4. Step 4: Simplify right side
    3,556.28x = 11,590,303.09
  5. Step 5: Solve for x
    x = 11,590,303.09/3,556.28
  6. Step 6: Final answer
    x = 3,259.11

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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.