Home / 2,439.93-3,368.55-1,602.10

Finding the Fourth Proportional to 2,439.93, 3,368.55 and 1,602.10

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Solution

The fourth proportional to 2,439.93, 3,368.55 and 1,602.10 is: 2,211.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439.93 : 3,368.55 = 1,602.10 : x
  2. Step 2: Convert to fraction form
    2,439.93/3,368.55 = 1,602.10/x
  3. Step 3: Cross multiply
    2,439.93x = 3,368.55 × 1,602.10
  4. Step 4: Simplify right side
    2,439.93x = 5,396,745.53
  5. Step 5: Solve for x
    x = 5,396,745.53/2,439.93
  6. Step 6: Final answer
    x = 2,211.84

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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.