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Finding the Fourth Proportional to 5,064.56, 6,989.04 and 2,968.28

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Solution

The fourth proportional to 5,064.56, 6,989.04 and 2,968.28 is: 4,096.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064.56 : 6,989.04 = 2,968.28 : x
  2. Step 2: Convert to fraction form
    5,064.56/6,989.04 = 2,968.28/x
  3. Step 3: Cross multiply
    5,064.56x = 6,989.04 × 2,968.28
  4. Step 4: Simplify right side
    5,064.56x = 20,745,427.65
  5. Step 5: Solve for x
    x = 20,745,427.65/5,064.56
  6. Step 6: Final answer
    x = 4,096.20

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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.