Home / 6,680.34-10,017.09-3,907.62

Finding the Fourth Proportional to 6,680.34, 10,017.09 and 3,907.62

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Solution

The fourth proportional to 6,680.34, 10,017.09 and 3,907.62 is: 5,859.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.34 : 10,017.09 = 3,907.62 : x
  2. Step 2: Convert to fraction form
    6,680.34/10,017.09 = 3,907.62/x
  3. Step 3: Cross multiply
    6,680.34x = 10,017.09 × 3,907.62
  4. Step 4: Simplify right side
    6,680.34x = 39,142,981.23
  5. Step 5: Solve for x
    x = 39,142,981.23/6,680.34
  6. Step 6: Final answer
    x = 5,859.43

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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.