Home / 3,021.12-4,531.62-2,946.67

Finding the Fourth Proportional to 3,021.12, 4,531.62 and 2,946.67

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Solution

The fourth proportional to 3,021.12, 4,531.62 and 2,946.67 is: 4,419.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.12 : 4,531.62 = 2,946.67 : x
  2. Step 2: Convert to fraction form
    3,021.12/4,531.62 = 2,946.67/x
  3. Step 3: Cross multiply
    3,021.12x = 4,531.62 × 2,946.67
  4. Step 4: Simplify right side
    3,021.12x = 13,353,188.71
  5. Step 5: Solve for x
    x = 13,353,188.71/3,021.12
  6. Step 6: Final answer
    x = 4,419.95

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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.