Home / 9,280.08-13,921.92-2,706.30

Finding the Fourth Proportional to 9,280.08, 13,921.92 and 2,706.30

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Solution

The fourth proportional to 9,280.08, 13,921.92 and 2,706.30 is: 4,059.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.08 : 13,921.92 = 2,706.30 : x
  2. Step 2: Convert to fraction form
    9,280.08/13,921.92 = 2,706.30/x
  3. Step 3: Cross multiply
    9,280.08x = 13,921.92 × 2,706.30
  4. Step 4: Simplify right side
    9,280.08x = 37,676,892.10
  5. Step 5: Solve for x
    x = 37,676,892.10/9,280.08
  6. Step 6: Final answer
    x = 4,059.97

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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.