Home / 1,644.06-2,454.37-1,586.39

Finding the Fourth Proportional to 1,644.06, 2,454.37 and 1,586.39

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Solution

The fourth proportional to 1,644.06, 2,454.37 and 1,586.39 is: 2,368.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644.06 : 2,454.37 = 1,586.39 : x
  2. Step 2: Convert to fraction form
    1,644.06/2,454.37 = 1,586.39/x
  3. Step 3: Cross multiply
    1,644.06x = 2,454.37 × 1,586.39
  4. Step 4: Simplify right side
    1,644.06x = 3,893,575.75
  5. Step 5: Solve for x
    x = 3,893,575.75/1,644.06
  6. Step 6: Final answer
    x = 2,368.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.