Home / 10,764.21-16,148.66-4,520.67

Finding the Fourth Proportional to 10,764.21, 16,148.66 and 4,520.67

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Solution

The fourth proportional to 10,764.21, 16,148.66 and 4,520.67 is: 6,781.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,764.21 : 16,148.66 = 4,520.67 : x
  2. Step 2: Convert to fraction form
    10,764.21/16,148.66 = 4,520.67/x
  3. Step 3: Cross multiply
    10,764.21x = 16,148.66 × 4,520.67
  4. Step 4: Simplify right side
    10,764.21x = 73,002,762.80
  5. Step 5: Solve for x
    x = 73,002,762.80/10,764.21
  6. Step 6: Final answer
    x = 6,781.99

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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.