Home / 8,354.21-12,533.63-7,436.18

Finding the Fourth Proportional to 8,354.21, 12,533.63 and 7,436.18

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Solution

The fourth proportional to 8,354.21, 12,533.63 and 7,436.18 is: 11,156.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,354.21 : 12,533.63 = 7,436.18 : x
  2. Step 2: Convert to fraction form
    8,354.21/12,533.63 = 7,436.18/x
  3. Step 3: Cross multiply
    8,354.21x = 12,533.63 × 7,436.18
  4. Step 4: Simplify right side
    8,354.21x = 93,202,291.55
  5. Step 5: Solve for x
    x = 93,202,291.55/8,354.21
  6. Step 6: Final answer
    x = 11,156.33

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Similar ratio
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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.