Home / 2,146.94-3,220.14-587.06

Finding the Fourth Proportional to 2,146.94, 3,220.14 and 587.06

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Solution

The fourth proportional to 2,146.94, 3,220.14 and 587.06 is: 880.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146.94 : 3,220.14 = 587.06 : x
  2. Step 2: Convert to fraction form
    2,146.94/3,220.14 = 587.06/x
  3. Step 3: Cross multiply
    2,146.94x = 3,220.14 × 587.06
  4. Step 4: Simplify right side
    2,146.94x = 1,890,415.39
  5. Step 5: Solve for x
    x = 1,890,415.39/2,146.94
  6. Step 6: Final answer
    x = 880.52

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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.