Home / 4,281.56-6,401.25-3,630.70

Finding the Fourth Proportional to 4,281.56, 6,401.25 and 3,630.70

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Solution

The fourth proportional to 4,281.56, 6,401.25 and 3,630.70 is: 5,428.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.56 : 6,401.25 = 3,630.70 : x
  2. Step 2: Convert to fraction form
    4,281.56/6,401.25 = 3,630.70/x
  3. Step 3: Cross multiply
    4,281.56x = 6,401.25 × 3,630.70
  4. Step 4: Simplify right side
    4,281.56x = 23,241,000.22
  5. Step 5: Solve for x
    x = 23,241,000.22/4,281.56
  6. Step 6: Final answer
    x = 5,428.16

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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.