Home / 6,750.90-10,121.49-4,554.18

Finding the Fourth Proportional to 6,750.90, 10,121.49 and 4,554.18

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Solution

The fourth proportional to 6,750.90, 10,121.49 and 4,554.18 is: 6,827.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750.90 : 10,121.49 = 4,554.18 : x
  2. Step 2: Convert to fraction form
    6,750.90/10,121.49 = 4,554.18/x
  3. Step 3: Cross multiply
    6,750.90x = 10,121.49 × 4,554.18
  4. Step 4: Simplify right side
    6,750.90x = 46,095,087.33
  5. Step 5: Solve for x
    x = 46,095,087.33/6,750.90
  6. Step 6: Final answer
    x = 6,827.99

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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.