Home / 3,164.13-4,746.21-1,216.79

Finding the Fourth Proportional to 3,164.13, 4,746.21 and 1,216.79

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Solution

The fourth proportional to 3,164.13, 4,746.21 and 1,216.79 is: 1,825.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.13 : 4,746.21 = 1,216.79 : x
  2. Step 2: Convert to fraction form
    3,164.13/4,746.21 = 1,216.79/x
  3. Step 3: Cross multiply
    3,164.13x = 4,746.21 × 1,216.79
  4. Step 4: Simplify right side
    3,164.13x = 5,775,111.05
  5. Step 5: Solve for x
    x = 5,775,111.05/3,164.13
  6. Step 6: Final answer
    x = 1,825.18

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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.