Home / 4,968.06-6,854.42-2,977.89

Finding the Fourth Proportional to 4,968.06, 6,854.42 and 2,977.89

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Solution

The fourth proportional to 4,968.06, 6,854.42 and 2,977.89 is: 4,108.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.06 : 6,854.42 = 2,977.89 : x
  2. Step 2: Convert to fraction form
    4,968.06/6,854.42 = 2,977.89/x
  3. Step 3: Cross multiply
    4,968.06x = 6,854.42 × 2,977.89
  4. Step 4: Simplify right side
    4,968.06x = 20,411,690.51
  5. Step 5: Solve for x
    x = 20,411,690.51/4,968.06
  6. Step 6: Final answer
    x = 4,108.59

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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.