Home / 9,311.01-12,848.94-5,119.26

Finding the Fourth Proportional to 9,311.01, 12,848.94 and 5,119.26

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Solution

The fourth proportional to 9,311.01, 12,848.94 and 5,119.26 is: 7,064.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311.01 : 12,848.94 = 5,119.26 : x
  2. Step 2: Convert to fraction form
    9,311.01/12,848.94 = 5,119.26/x
  3. Step 3: Cross multiply
    9,311.01x = 12,848.94 × 5,119.26
  4. Step 4: Simplify right side
    9,311.01x = 65,777,064.58
  5. Step 5: Solve for x
    x = 65,777,064.58/9,311.01
  6. Step 6: Final answer
    x = 7,064.44

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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.