Home / 9,622.10-13,274.60-7,380.02

Finding the Fourth Proportional to 9,622.10, 13,274.60 and 7,380.02

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Solution

The fourth proportional to 9,622.10, 13,274.60 and 7,380.02 is: 10,181.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,622.10 : 13,274.60 = 7,380.02 : x
  2. Step 2: Convert to fraction form
    9,622.10/13,274.60 = 7,380.02/x
  3. Step 3: Cross multiply
    9,622.10x = 13,274.60 × 7,380.02
  4. Step 4: Simplify right side
    9,622.10x = 97,966,813.49
  5. Step 5: Solve for x
    x = 97,966,813.49/9,622.10
  6. Step 6: Final answer
    x = 10,181.44

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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.