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Finding the Fourth Proportional to 8,314.70, 12,466.37 and 4,368.20

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Solution

The fourth proportional to 8,314.70, 12,466.37 and 4,368.20 is: 6,549.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,314.70 : 12,466.37 = 4,368.20 : x
  2. Step 2: Convert to fraction form
    8,314.70/12,466.37 = 4,368.20/x
  3. Step 3: Cross multiply
    8,314.70x = 12,466.37 × 4,368.20
  4. Step 4: Simplify right side
    8,314.70x = 54,455,513.26
  5. Step 5: Solve for x
    x = 54,455,513.26/8,314.70
  6. Step 6: Final answer
    x = 6,549.31

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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.