Home / 9,759.80-14,638.04-3,518.57

Finding the Fourth Proportional to 9,759.80, 14,638.04 and 3,518.57

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Solution

The fourth proportional to 9,759.80, 14,638.04 and 3,518.57 is: 5,277.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,759.80 : 14,638.04 = 3,518.57 : x
  2. Step 2: Convert to fraction form
    9,759.80/14,638.04 = 3,518.57/x
  3. Step 3: Cross multiply
    9,759.80x = 14,638.04 × 3,518.57
  4. Step 4: Simplify right side
    9,759.80x = 51,504,968.40
  5. Step 5: Solve for x
    x = 51,504,968.40/9,759.80
  6. Step 6: Final answer
    x = 5,277.26

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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.