Home / 5,509.24-8,262.78-2,045.80

Finding the Fourth Proportional to 5,509.24, 8,262.78 and 2,045.80

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Solution

The fourth proportional to 5,509.24, 8,262.78 and 2,045.80 is: 3,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.24 : 8,262.78 = 2,045.80 : x
  2. Step 2: Convert to fraction form
    5,509.24/8,262.78 = 2,045.80/x
  3. Step 3: Cross multiply
    5,509.24x = 8,262.78 × 2,045.80
  4. Step 4: Simplify right side
    5,509.24x = 16,903,995.32
  5. Step 5: Solve for x
    x = 16,903,995.32/5,509.24
  6. Step 6: Final answer
    x = 3,068.30

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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.