Home / 5,661.06-8,491.32-2,700.90

Finding the Fourth Proportional to 5,661.06, 8,491.32 and 2,700.90

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Solution

The fourth proportional to 5,661.06, 8,491.32 and 2,700.90 is: 4,051.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,661.06 : 8,491.32 = 2,700.90 : x
  2. Step 2: Convert to fraction form
    5,661.06/8,491.32 = 2,700.90/x
  3. Step 3: Cross multiply
    5,661.06x = 8,491.32 × 2,700.90
  4. Step 4: Simplify right side
    5,661.06x = 22,934,206.19
  5. Step 5: Solve for x
    x = 22,934,206.19/5,661.06
  6. Step 6: Final answer
    x = 4,051.22

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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.