Home / 2,958.39-4,432.32-2,636.60

Finding the Fourth Proportional to 2,958.39, 4,432.32 and 2,636.60

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Solution

The fourth proportional to 2,958.39, 4,432.32 and 2,636.60 is: 3,950.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.39 : 4,432.32 = 2,636.60 : x
  2. Step 2: Convert to fraction form
    2,958.39/4,432.32 = 2,636.60/x
  3. Step 3: Cross multiply
    2,958.39x = 4,432.32 × 2,636.60
  4. Step 4: Simplify right side
    2,958.39x = 11,686,232.75
  5. Step 5: Solve for x
    x = 11,686,232.75/2,958.39
  6. Step 6: Final answer
    x = 3,950.20

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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.