Home / 3,089.86-4,636.67-1,775.27

Finding the Fourth Proportional to 3,089.86, 4,636.67 and 1,775.27

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Solution

The fourth proportional to 3,089.86, 4,636.67 and 1,775.27 is: 2,663.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.86 : 4,636.67 = 1,775.27 : x
  2. Step 2: Convert to fraction form
    3,089.86/4,636.67 = 1,775.27/x
  3. Step 3: Cross multiply
    3,089.86x = 4,636.67 × 1,775.27
  4. Step 4: Simplify right side
    3,089.86x = 8,231,322.78
  5. Step 5: Solve for x
    x = 8,231,322.78/3,089.86
  6. Step 6: Final answer
    x = 2,663.98

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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.