Home / 4,106.34-5,660.09-3,208.51

Finding the Fourth Proportional to 4,106.34, 5,660.09 and 3,208.51

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Solution

The fourth proportional to 4,106.34, 5,660.09 and 3,208.51 is: 4,422.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,106.34 : 5,660.09 = 3,208.51 : x
  2. Step 2: Convert to fraction form
    4,106.34/5,660.09 = 3,208.51/x
  3. Step 3: Cross multiply
    4,106.34x = 5,660.09 × 3,208.51
  4. Step 4: Simplify right side
    4,106.34x = 18,160,411.02
  5. Step 5: Solve for x
    x = 18,160,411.02/4,106.34
  6. Step 6: Final answer
    x = 4,422.54

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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.