Home / 5,020.63-6,928.35-2,896.16

Finding the Fourth Proportional to 5,020.63, 6,928.35 and 2,896.16

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Solution

The fourth proportional to 5,020.63, 6,928.35 and 2,896.16 is: 3,996.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.63 : 6,928.35 = 2,896.16 : x
  2. Step 2: Convert to fraction form
    5,020.63/6,928.35 = 2,896.16/x
  3. Step 3: Cross multiply
    5,020.63x = 6,928.35 × 2,896.16
  4. Step 4: Simplify right side
    5,020.63x = 20,065,619.90
  5. Step 5: Solve for x
    x = 20,065,619.90/5,020.63
  6. Step 6: Final answer
    x = 3,996.63

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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.