Home / 9,260.10-13,880.43-6,661.62

Finding the Fourth Proportional to 9,260.10, 13,880.43 and 6,661.62

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Solution

The fourth proportional to 9,260.10, 13,880.43 and 6,661.62 is: 9,985.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,260.10 : 13,880.43 = 6,661.62 : x
  2. Step 2: Convert to fraction form
    9,260.10/13,880.43 = 6,661.62/x
  3. Step 3: Cross multiply
    9,260.10x = 13,880.43 × 6,661.62
  4. Step 4: Simplify right side
    9,260.10x = 92,466,150.10
  5. Step 5: Solve for x
    x = 92,466,150.10/9,260.10
  6. Step 6: Final answer
    x = 9,985.44

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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.