Home / 5,059.86-7,590.36-2,137.80

Finding the Fourth Proportional to 5,059.86, 7,590.36 and 2,137.80

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Solution

The fourth proportional to 5,059.86, 7,590.36 and 2,137.80 is: 3,206.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,059.86 : 7,590.36 = 2,137.80 : x
  2. Step 2: Convert to fraction form
    5,059.86/7,590.36 = 2,137.80/x
  3. Step 3: Cross multiply
    5,059.86x = 7,590.36 × 2,137.80
  4. Step 4: Simplify right side
    5,059.86x = 16,226,671.61
  5. Step 5: Solve for x
    x = 16,226,671.61/5,059.86
  6. Step 6: Final answer
    x = 3,206.94

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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.