Home / 9,994.46-13,783.43-6,453.95

Finding the Fourth Proportional to 9,994.46, 13,783.43 and 6,453.95

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Solution

The fourth proportional to 9,994.46, 13,783.43 and 6,453.95 is: 8,900.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,994.46 : 13,783.43 = 6,453.95 : x
  2. Step 2: Convert to fraction form
    9,994.46/13,783.43 = 6,453.95/x
  3. Step 3: Cross multiply
    9,994.46x = 13,783.43 × 6,453.95
  4. Step 4: Simplify right side
    9,994.46x = 88,957,466.86
  5. Step 5: Solve for x
    x = 88,957,466.86/9,994.46
  6. Step 6: Final answer
    x = 8,900.68

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Double scale
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Similar ratio
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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.