Home / 4,670.28-7,005.36-1,207.44

Finding the Fourth Proportional to 4,670.28, 7,005.36 and 1,207.44

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Solution

The fourth proportional to 4,670.28, 7,005.36 and 1,207.44 is: 1,811.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,670.28 : 7,005.36 = 1,207.44 : x
  2. Step 2: Convert to fraction form
    4,670.28/7,005.36 = 1,207.44/x
  3. Step 3: Cross multiply
    4,670.28x = 7,005.36 × 1,207.44
  4. Step 4: Simplify right side
    4,670.28x = 8,458,551.88
  5. Step 5: Solve for x
    x = 8,458,551.88/4,670.28
  6. Step 6: Final answer
    x = 1,811.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.