Home / 6,199.05-8,558.03-4,779.62

Finding the Fourth Proportional to 6,199.05, 8,558.03 and 4,779.62

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Solution

The fourth proportional to 6,199.05, 8,558.03 and 4,779.62 is: 6,598.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,199.05 : 8,558.03 = 4,779.62 : x
  2. Step 2: Convert to fraction form
    6,199.05/8,558.03 = 4,779.62/x
  3. Step 3: Cross multiply
    6,199.05x = 8,558.03 × 4,779.62
  4. Step 4: Simplify right side
    6,199.05x = 40,904,128.85
  5. Step 5: Solve for x
    x = 40,904,128.85/6,199.05
  6. Step 6: Final answer
    x = 6,598.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.