Home / 4,723.50-7,084.14-1,947.42

Finding the Fourth Proportional to 4,723.50, 7,084.14 and 1,947.42

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Solution

The fourth proportional to 4,723.50, 7,084.14 and 1,947.42 is: 2,920.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.50 : 7,084.14 = 1,947.42 : x
  2. Step 2: Convert to fraction form
    4,723.50/7,084.14 = 1,947.42/x
  3. Step 3: Cross multiply
    4,723.50x = 7,084.14 × 1,947.42
  4. Step 4: Simplify right side
    4,723.50x = 13,795,795.92
  5. Step 5: Solve for x
    x = 13,795,795.92/4,723.50
  6. Step 6: Final answer
    x = 2,920.67

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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.