Home / 2,390.41-3,580.15-2,350.32

Finding the Fourth Proportional to 2,390.41, 3,580.15 and 2,350.32

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Solution

The fourth proportional to 2,390.41, 3,580.15 and 2,350.32 is: 3,520.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390.41 : 3,580.15 = 2,350.32 : x
  2. Step 2: Convert to fraction form
    2,390.41/3,580.15 = 2,350.32/x
  3. Step 3: Cross multiply
    2,390.41x = 3,580.15 × 2,350.32
  4. Step 4: Simplify right side
    2,390.41x = 8,414,483.25
  5. Step 5: Solve for x
    x = 8,414,483.25/2,390.41
  6. Step 6: Final answer
    x = 3,520.10

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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.