Home / 8,706.08-13,054.25-2,862.20

Finding the Fourth Proportional to 8,706.08, 13,054.25 and 2,862.20

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Solution

The fourth proportional to 8,706.08, 13,054.25 and 2,862.20 is: 4,291.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,706.08 : 13,054.25 = 2,862.20 : x
  2. Step 2: Convert to fraction form
    8,706.08/13,054.25 = 2,862.20/x
  3. Step 3: Cross multiply
    8,706.08x = 13,054.25 × 2,862.20
  4. Step 4: Simplify right side
    8,706.08x = 37,363,816.23
  5. Step 5: Solve for x
    x = 37,363,816.23/8,706.08
  6. Step 6: Final answer
    x = 4,291.69

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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.