Home / 10,884.16-16,325.63-4,311.01

Finding the Fourth Proportional to 10,884.16, 16,325.63 and 4,311.01

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Solution

The fourth proportional to 10,884.16, 16,325.63 and 4,311.01 is: 6,466.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,884.16 : 16,325.63 = 4,311.01 : x
  2. Step 2: Convert to fraction form
    10,884.16/16,325.63 = 4,311.01/x
  3. Step 3: Cross multiply
    10,884.16x = 16,325.63 × 4,311.01
  4. Step 4: Simplify right side
    10,884.16x = 70,379,993.45
  5. Step 5: Solve for x
    x = 70,379,993.45/10,884.16
  6. Step 6: Final answer
    x = 6,466.28

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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.