Home / 5,475.21-8,214.11-1,777.44

Finding the Fourth Proportional to 5,475.21, 8,214.11 and 1,777.44

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Solution

The fourth proportional to 5,475.21, 8,214.11 and 1,777.44 is: 2,666.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.21 : 8,214.11 = 1,777.44 : x
  2. Step 2: Convert to fraction form
    5,475.21/8,214.11 = 1,777.44/x
  3. Step 3: Cross multiply
    5,475.21x = 8,214.11 × 1,777.44
  4. Step 4: Simplify right side
    5,475.21x = 14,600,087.68
  5. Step 5: Solve for x
    x = 14,600,087.68/5,475.21
  6. Step 6: Final answer
    x = 2,666.58

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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.