Home / 8,855.45-13,290.92-4,698.53

Finding the Fourth Proportional to 8,855.45, 13,290.92 and 4,698.53

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Solution

The fourth proportional to 8,855.45, 13,290.92 and 4,698.53 is: 7,051.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,855.45 : 13,290.92 = 4,698.53 : x
  2. Step 2: Convert to fraction form
    8,855.45/13,290.92 = 4,698.53/x
  3. Step 3: Cross multiply
    8,855.45x = 13,290.92 × 4,698.53
  4. Step 4: Simplify right side
    8,855.45x = 62,447,696.40
  5. Step 5: Solve for x
    x = 62,447,696.40/8,855.45
  6. Step 6: Final answer
    x = 7,051.90

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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.