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Finding the Fourth Proportional to 8,245.74, 12,376.71 and 6,048.21

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Solution

The fourth proportional to 8,245.74, 12,376.71 and 6,048.21 is: 9,078.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.74 : 12,376.71 = 6,048.21 : x
  2. Step 2: Convert to fraction form
    8,245.74/12,376.71 = 6,048.21/x
  3. Step 3: Cross multiply
    8,245.74x = 12,376.71 × 6,048.21
  4. Step 4: Simplify right side
    8,245.74x = 74,856,941.19
  5. Step 5: Solve for x
    x = 74,856,941.19/8,245.74
  6. Step 6: Final answer
    x = 9,078.26

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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.