Home / 2,986.19-4,482.74-1,602.23

Finding the Fourth Proportional to 2,986.19, 4,482.74 and 1,602.23

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Solution

The fourth proportional to 2,986.19, 4,482.74 and 1,602.23 is: 2,405.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986.19 : 4,482.74 = 1,602.23 : x
  2. Step 2: Convert to fraction form
    2,986.19/4,482.74 = 1,602.23/x
  3. Step 3: Cross multiply
    2,986.19x = 4,482.74 × 1,602.23
  4. Step 4: Simplify right side
    2,986.19x = 7,182,350.09
  5. Step 5: Solve for x
    x = 7,182,350.09/2,986.19
  6. Step 6: Final answer
    x = 2,405.19

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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.