Home / 6,411.96-9,613.62-2,515.32

Finding the Fourth Proportional to 6,411.96, 9,613.62 and 2,515.32

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Solution

The fourth proportional to 6,411.96, 9,613.62 and 2,515.32 is: 3,771.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,411.96 : 9,613.62 = 2,515.32 : x
  2. Step 2: Convert to fraction form
    6,411.96/9,613.62 = 2,515.32/x
  3. Step 3: Cross multiply
    6,411.96x = 9,613.62 × 2,515.32
  4. Step 4: Simplify right side
    6,411.96x = 24,181,330.66
  5. Step 5: Solve for x
    x = 24,181,330.66/6,411.96
  6. Step 6: Final answer
    x = 3,771.29

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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.