Home / 9,097.80-13,638.04-3,554.68

Finding the Fourth Proportional to 9,097.80, 13,638.04 and 3,554.68

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Solution

The fourth proportional to 9,097.80, 13,638.04 and 3,554.68 is: 5,328.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,097.80 : 13,638.04 = 3,554.68 : x
  2. Step 2: Convert to fraction form
    9,097.80/13,638.04 = 3,554.68/x
  3. Step 3: Cross multiply
    9,097.80x = 13,638.04 × 3,554.68
  4. Step 4: Simplify right side
    9,097.80x = 48,478,868.03
  5. Step 5: Solve for x
    x = 48,478,868.03/9,097.80
  6. Step 6: Final answer
    x = 5,328.64

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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.