Home / 6,266.67-8,648.81-4,115.06

Finding the Fourth Proportional to 6,266.67, 8,648.81 and 4,115.06

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Solution

The fourth proportional to 6,266.67, 8,648.81 and 4,115.06 is: 5,679.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.67 : 8,648.81 = 4,115.06 : x
  2. Step 2: Convert to fraction form
    6,266.67/8,648.81 = 4,115.06/x
  3. Step 3: Cross multiply
    6,266.67x = 8,648.81 × 4,115.06
  4. Step 4: Simplify right side
    6,266.67x = 35,590,372.08
  5. Step 5: Solve for x
    x = 35,590,372.08/6,266.67
  6. Step 6: Final answer
    x = 5,679.31

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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.