Home / 7,907.10-11,847.69-6,170.46

Finding the Fourth Proportional to 7,907.10, 11,847.69 and 6,170.46

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Solution

The fourth proportional to 7,907.10, 11,847.69 and 6,170.46 is: 9,245.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,907.10 : 11,847.69 = 6,170.46 : x
  2. Step 2: Convert to fraction form
    7,907.10/11,847.69 = 6,170.46/x
  3. Step 3: Cross multiply
    7,907.10x = 11,847.69 × 6,170.46
  4. Step 4: Simplify right side
    7,907.10x = 73,105,697.24
  5. Step 5: Solve for x
    x = 73,105,697.24/7,907.10
  6. Step 6: Final answer
    x = 9,245.58

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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.