Home / 5,474.16-7,554.96-3,116.64

Finding the Fourth Proportional to 5,474.16, 7,554.96 and 3,116.64

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Solution

The fourth proportional to 5,474.16, 7,554.96 and 3,116.64 is: 4,301.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.16 : 7,554.96 = 3,116.64 : x
  2. Step 2: Convert to fraction form
    5,474.16/7,554.96 = 3,116.64/x
  3. Step 3: Cross multiply
    5,474.16x = 7,554.96 × 3,116.64
  4. Step 4: Simplify right side
    5,474.16x = 23,546,090.53
  5. Step 5: Solve for x
    x = 23,546,090.53/5,474.16
  6. Step 6: Final answer
    x = 4,301.32

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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.