Home / 7,251.58-10,861.57-4,478.95

Finding the Fourth Proportional to 7,251.58, 10,861.57 and 4,478.95

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Solution

The fourth proportional to 7,251.58, 10,861.57 and 4,478.95 is: 6,708.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251.58 : 10,861.57 = 4,478.95 : x
  2. Step 2: Convert to fraction form
    7,251.58/10,861.57 = 4,478.95/x
  3. Step 3: Cross multiply
    7,251.58x = 10,861.57 × 4,478.95
  4. Step 4: Simplify right side
    7,251.58x = 48,648,428.95
  5. Step 5: Solve for x
    x = 48,648,428.95/7,251.58
  6. Step 6: Final answer
    x = 6,708.67

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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.