Home / 8,695.23-13,045.27-2,855.94

Finding the Fourth Proportional to 8,695.23, 13,045.27 and 2,855.94

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Solution

The fourth proportional to 8,695.23, 13,045.27 and 2,855.94 is: 4,284.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695.23 : 13,045.27 = 2,855.94 : x
  2. Step 2: Convert to fraction form
    8,695.23/13,045.27 = 2,855.94/x
  3. Step 3: Cross multiply
    8,695.23x = 13,045.27 × 2,855.94
  4. Step 4: Simplify right side
    8,695.23x = 37,256,494.12
  5. Step 5: Solve for x
    x = 37,256,494.12/8,695.23
  6. Step 6: Final answer
    x = 4,284.70

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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.