Home / 3,007.44-4,148.20-2,558.16

Finding the Fourth Proportional to 3,007.44, 4,148.20 and 2,558.16

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Solution

The fourth proportional to 3,007.44, 4,148.20 and 2,558.16 is: 3,528.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007.44 : 4,148.20 = 2,558.16 : x
  2. Step 2: Convert to fraction form
    3,007.44/4,148.20 = 2,558.16/x
  3. Step 3: Cross multiply
    3,007.44x = 4,148.20 × 2,558.16
  4. Step 4: Simplify right side
    3,007.44x = 10,611,759.31
  5. Step 5: Solve for x
    x = 10,611,759.31/3,007.44
  6. Step 6: Final answer
    x = 3,528.50

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1.5x scale

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.