Home / 2,055.16-2,835.43-1,216.14

Finding the Fourth Proportional to 2,055.16, 2,835.43 and 1,216.14

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Solution

The fourth proportional to 2,055.16, 2,835.43 and 1,216.14 is: 1,677.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.16 : 2,835.43 = 1,216.14 : x
  2. Step 2: Convert to fraction form
    2,055.16/2,835.43 = 1,216.14/x
  3. Step 3: Cross multiply
    2,055.16x = 2,835.43 × 1,216.14
  4. Step 4: Simplify right side
    2,055.16x = 3,448,279.84
  5. Step 5: Solve for x
    x = 3,448,279.84/2,055.16
  6. Step 6: Final answer
    x = 1,677.86

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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.