Home / 4,281.89-6,425.90-1,817.39

Finding the Fourth Proportional to 4,281.89, 6,425.90 and 1,817.39

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Solution

The fourth proportional to 4,281.89, 6,425.90 and 1,817.39 is: 2,727.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.89 : 6,425.90 = 1,817.39 : x
  2. Step 2: Convert to fraction form
    4,281.89/6,425.90 = 1,817.39/x
  3. Step 3: Cross multiply
    4,281.89x = 6,425.90 × 1,817.39
  4. Step 4: Simplify right side
    4,281.89x = 11,678,325.18
  5. Step 5: Solve for x
    x = 11,678,325.18/4,281.89
  6. Step 6: Final answer
    x = 2,727.38

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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.