Home / 5,157.14-7,116.72-3,032.70

Finding the Fourth Proportional to 5,157.14, 7,116.72 and 3,032.70

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Solution

The fourth proportional to 5,157.14, 7,116.72 and 3,032.70 is: 4,185.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157.14 : 7,116.72 = 3,032.70 : x
  2. Step 2: Convert to fraction form
    5,157.14/7,116.72 = 3,032.70/x
  3. Step 3: Cross multiply
    5,157.14x = 7,116.72 × 3,032.70
  4. Step 4: Simplify right side
    5,157.14x = 21,582,876.74
  5. Step 5: Solve for x
    x = 21,582,876.74/5,157.14
  6. Step 6: Final answer
    x = 4,185.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.