Home / 5,475.23-8,213.98-1,777.53

Finding the Fourth Proportional to 5,475.23, 8,213.98 and 1,777.53

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Solution

The fourth proportional to 5,475.23, 8,213.98 and 1,777.53 is: 2,666.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.23 : 8,213.98 = 1,777.53 : x
  2. Step 2: Convert to fraction form
    5,475.23/8,213.98 = 1,777.53/x
  3. Step 3: Cross multiply
    5,475.23x = 8,213.98 × 1,777.53
  4. Step 4: Simplify right side
    5,475.23x = 14,600,591.43
  5. Step 5: Solve for x
    x = 14,600,591.43/5,475.23
  6. Step 6: Final answer
    x = 2,666.67

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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.