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Finding the Fourth Proportional to 8,954.37, 13,406.94 and 6,756.45

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Solution

The fourth proportional to 8,954.37, 13,406.94 and 6,756.45 is: 10,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.37 : 13,406.94 = 6,756.45 : x
  2. Step 2: Convert to fraction form
    8,954.37/13,406.94 = 6,756.45/x
  3. Step 3: Cross multiply
    8,954.37x = 13,406.94 × 6,756.45
  4. Step 4: Simplify right side
    8,954.37x = 90,583,319.76
  5. Step 5: Solve for x
    x = 90,583,319.76/8,954.37
  6. Step 6: Final answer
    x = 10,116.10

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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.