Home / 5,054.56-6,975.28-2,816.32

Finding the Fourth Proportional to 5,054.56, 6,975.28 and 2,816.32

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Solution

The fourth proportional to 5,054.56, 6,975.28 and 2,816.32 is: 3,886.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.56 : 6,975.28 = 2,816.32 : x
  2. Step 2: Convert to fraction form
    5,054.56/6,975.28 = 2,816.32/x
  3. Step 3: Cross multiply
    5,054.56x = 6,975.28 × 2,816.32
  4. Step 4: Simplify right side
    5,054.56x = 19,644,620.57
  5. Step 5: Solve for x
    x = 19,644,620.57/5,054.56
  6. Step 6: Final answer
    x = 3,886.51

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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.