Home / 4,124.37-5,686.65-3,225.81

Finding the Fourth Proportional to 4,124.37, 5,686.65 and 3,225.81

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Solution

The fourth proportional to 4,124.37, 5,686.65 and 3,225.81 is: 4,447.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.37 : 5,686.65 = 3,225.81 : x
  2. Step 2: Convert to fraction form
    4,124.37/5,686.65 = 3,225.81/x
  3. Step 3: Cross multiply
    4,124.37x = 5,686.65 × 3,225.81
  4. Step 4: Simplify right side
    4,124.37x = 18,344,052.44
  5. Step 5: Solve for x
    x = 18,344,052.44/4,124.37
  6. Step 6: Final answer
    x = 4,447.72

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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.