Home / 8,802.88-13,195.43-5,518.28

Finding the Fourth Proportional to 8,802.88, 13,195.43 and 5,518.28

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Solution

The fourth proportional to 8,802.88, 13,195.43 and 5,518.28 is: 8,271.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802.88 : 13,195.43 = 5,518.28 : x
  2. Step 2: Convert to fraction form
    8,802.88/13,195.43 = 5,518.28/x
  3. Step 3: Cross multiply
    8,802.88x = 13,195.43 × 5,518.28
  4. Step 4: Simplify right side
    8,802.88x = 72,816,044.85
  5. Step 5: Solve for x
    x = 72,816,044.85/8,802.88
  6. Step 6: Final answer
    x = 8,271.85

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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.