Home / 6,297.48-8,690.67-3,779.69

Finding the Fourth Proportional to 6,297.48, 8,690.67 and 3,779.69

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Solution

The fourth proportional to 6,297.48, 8,690.67 and 3,779.69 is: 5,216.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,297.48 : 8,690.67 = 3,779.69 : x
  2. Step 2: Convert to fraction form
    6,297.48/8,690.67 = 3,779.69/x
  3. Step 3: Cross multiply
    6,297.48x = 8,690.67 × 3,779.69
  4. Step 4: Simplify right side
    6,297.48x = 32,847,995.04
  5. Step 5: Solve for x
    x = 32,847,995.04/6,297.48
  6. Step 6: Final answer
    x = 5,216.05

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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.