Home / 7,275.56-10,912.73-2,893.32

Finding the Fourth Proportional to 7,275.56, 10,912.73 and 2,893.32

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Solution

The fourth proportional to 7,275.56, 10,912.73 and 2,893.32 is: 4,339.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275.56 : 10,912.73 = 2,893.32 : x
  2. Step 2: Convert to fraction form
    7,275.56/10,912.73 = 2,893.32/x
  3. Step 3: Cross multiply
    7,275.56x = 10,912.73 × 2,893.32
  4. Step 4: Simplify right side
    7,275.56x = 31,574,005.50
  5. Step 5: Solve for x
    x = 31,574,005.50/7,275.56
  6. Step 6: Final answer
    x = 4,339.74

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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.