Home / 2,216.81-3,060.30-1,718.33

Finding the Fourth Proportional to 2,216.81, 3,060.30 and 1,718.33

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Solution

The fourth proportional to 2,216.81, 3,060.30 and 1,718.33 is: 2,372.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216.81 : 3,060.30 = 1,718.33 : x
  2. Step 2: Convert to fraction form
    2,216.81/3,060.30 = 1,718.33/x
  3. Step 3: Cross multiply
    2,216.81x = 3,060.30 × 1,718.33
  4. Step 4: Simplify right side
    2,216.81x = 5,258,590.00
  5. Step 5: Solve for x
    x = 5,258,590.00/2,216.81
  6. Step 6: Final answer
    x = 2,372.15

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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.