Home / 7,506.88-11,260.62-2,826.40

Finding the Fourth Proportional to 7,506.88, 11,260.62 and 2,826.40

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Solution

The fourth proportional to 7,506.88, 11,260.62 and 2,826.40 is: 4,239.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,506.88 : 11,260.62 = 2,826.40 : x
  2. Step 2: Convert to fraction form
    7,506.88/11,260.62 = 2,826.40/x
  3. Step 3: Cross multiply
    7,506.88x = 11,260.62 × 2,826.40
  4. Step 4: Simplify right side
    7,506.88x = 31,827,016.37
  5. Step 5: Solve for x
    x = 31,827,016.37/7,506.88
  6. Step 6: Final answer
    x = 4,239.71

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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.