Home / 5,068.72-6,994.60-2,830.16

Finding the Fourth Proportional to 5,068.72, 6,994.60 and 2,830.16

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Solution

The fourth proportional to 5,068.72, 6,994.60 and 2,830.16 is: 3,905.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.72 : 6,994.60 = 2,830.16 : x
  2. Step 2: Convert to fraction form
    5,068.72/6,994.60 = 2,830.16/x
  3. Step 3: Cross multiply
    5,068.72x = 6,994.60 × 2,830.16
  4. Step 4: Simplify right side
    5,068.72x = 19,795,802.16
  5. Step 5: Solve for x
    x = 19,795,802.16/5,068.72
  6. Step 6: Final answer
    x = 3,905.48

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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.