Home / 9,423.82-14,139.42-2,850.67

Finding the Fourth Proportional to 9,423.82, 14,139.42 and 2,850.67

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Solution

The fourth proportional to 9,423.82, 14,139.42 and 2,850.67 is: 4,277.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,423.82 : 14,139.42 = 2,850.67 : x
  2. Step 2: Convert to fraction form
    9,423.82/14,139.42 = 2,850.67/x
  3. Step 3: Cross multiply
    9,423.82x = 14,139.42 × 2,850.67
  4. Step 4: Simplify right side
    9,423.82x = 40,306,820.41
  5. Step 5: Solve for x
    x = 40,306,820.41/9,423.82
  6. Step 6: Final answer
    x = 4,277.12

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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.