Home / 5,575.50-8,364.60-1,679.94

Finding the Fourth Proportional to 5,575.50, 8,364.60 and 1,679.94

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Solution

The fourth proportional to 5,575.50, 8,364.60 and 1,679.94 is: 2,520.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.50 : 8,364.60 = 1,679.94 : x
  2. Step 2: Convert to fraction form
    5,575.50/8,364.60 = 1,679.94/x
  3. Step 3: Cross multiply
    5,575.50x = 8,364.60 × 1,679.94
  4. Step 4: Simplify right side
    5,575.50x = 14,052,026.12
  5. Step 5: Solve for x
    x = 14,052,026.12/5,575.50
  6. Step 6: Final answer
    x = 2,520.32

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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.