Home / 5,557.57-8,336.77-1,757.90

Finding the Fourth Proportional to 5,557.57, 8,336.77 and 1,757.90

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Solution

The fourth proportional to 5,557.57, 8,336.77 and 1,757.90 is: 2,636.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.57 : 8,336.77 = 1,757.90 : x
  2. Step 2: Convert to fraction form
    5,557.57/8,336.77 = 1,757.90/x
  3. Step 3: Cross multiply
    5,557.57x = 8,336.77 × 1,757.90
  4. Step 4: Simplify right side
    5,557.57x = 14,655,224.43
  5. Step 5: Solve for x
    x = 14,655,224.43/5,557.57
  6. Step 6: Final answer
    x = 2,636.99

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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.