Home / 4,265.55-6,404.31-2,187.05

Finding the Fourth Proportional to 4,265.55, 6,404.31 and 2,187.05

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Solution

The fourth proportional to 4,265.55, 6,404.31 and 2,187.05 is: 3,283.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.55 : 6,404.31 = 2,187.05 : x
  2. Step 2: Convert to fraction form
    4,265.55/6,404.31 = 2,187.05/x
  3. Step 3: Cross multiply
    4,265.55x = 6,404.31 × 2,187.05
  4. Step 4: Simplify right side
    4,265.55x = 14,006,546.19
  5. Step 5: Solve for x
    x = 14,006,546.19/4,265.55
  6. Step 6: Final answer
    x = 3,283.64

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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.