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Finding the Fourth Proportional to 2,968.01, 4,114.58 and 2,810.01

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Solution

The fourth proportional to 2,968.01, 4,114.58 and 2,810.01 is: 3,895.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.01 : 4,114.58 = 2,810.01 : x
  2. Step 2: Convert to fraction form
    2,968.01/4,114.58 = 2,810.01/x
  3. Step 3: Cross multiply
    2,968.01x = 4,114.58 × 2,810.01
  4. Step 4: Simplify right side
    2,968.01x = 11,561,990.37
  5. Step 5: Solve for x
    x = 11,561,990.37/2,968.01
  6. Step 6: Final answer
    x = 3,895.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.