Home / 7,701.98-11,553.35-3,021.57

Finding the Fourth Proportional to 7,701.98, 11,553.35 and 3,021.57

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Solution

The fourth proportional to 7,701.98, 11,553.35 and 3,021.57 is: 4,532.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,701.98 : 11,553.35 = 3,021.57 : x
  2. Step 2: Convert to fraction form
    7,701.98/11,553.35 = 3,021.57/x
  3. Step 3: Cross multiply
    7,701.98x = 11,553.35 × 3,021.57
  4. Step 4: Simplify right side
    7,701.98x = 34,909,240.65
  5. Step 5: Solve for x
    x = 34,909,240.65/7,701.98
  6. Step 6: Final answer
    x = 4,532.51

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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.