Home / 4,645.73-6,967.79-1,314.21

Finding the Fourth Proportional to 4,645.73, 6,967.79 and 1,314.21

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Solution

The fourth proportional to 4,645.73, 6,967.79 and 1,314.21 is: 1,971.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.73 : 6,967.79 = 1,314.21 : x
  2. Step 2: Convert to fraction form
    4,645.73/6,967.79 = 1,314.21/x
  3. Step 3: Cross multiply
    4,645.73x = 6,967.79 × 1,314.21
  4. Step 4: Simplify right side
    4,645.73x = 9,157,132.72
  5. Step 5: Solve for x
    x = 9,157,132.72/4,645.73
  6. Step 6: Final answer
    x = 1,971.09

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1.5x scale

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.