Home / 6,912.51-10,378.50-6,599.04

Finding the Fourth Proportional to 6,912.51, 10,378.50 and 6,599.04

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Solution

The fourth proportional to 6,912.51, 10,378.50 and 6,599.04 is: 9,907.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.51 : 10,378.50 = 6,599.04 : x
  2. Step 2: Convert to fraction form
    6,912.51/10,378.50 = 6,599.04/x
  3. Step 3: Cross multiply
    6,912.51x = 10,378.50 × 6,599.04
  4. Step 4: Simplify right side
    6,912.51x = 68,488,136.64
  5. Step 5: Solve for x
    x = 68,488,136.64/6,912.51
  6. Step 6: Final answer
    x = 9,907.85

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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.