Home / 3,254.34-4,886.37-3,205.74

Finding the Fourth Proportional to 3,254.34, 4,886.37 and 3,205.74

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Solution

The fourth proportional to 3,254.34, 4,886.37 and 3,205.74 is: 4,813.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.34 : 4,886.37 = 3,205.74 : x
  2. Step 2: Convert to fraction form
    3,254.34/4,886.37 = 3,205.74/x
  3. Step 3: Cross multiply
    3,254.34x = 4,886.37 × 3,205.74
  4. Step 4: Simplify right side
    3,254.34x = 15,664,431.76
  5. Step 5: Solve for x
    x = 15,664,431.76/3,254.34
  6. Step 6: Final answer
    x = 4,813.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.