Home / 4,915.58-7,371.18-1,626.98

Finding the Fourth Proportional to 4,915.58, 7,371.18 and 1,626.98

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Solution

The fourth proportional to 4,915.58, 7,371.18 and 1,626.98 is: 2,439.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.58 : 7,371.18 = 1,626.98 : x
  2. Step 2: Convert to fraction form
    4,915.58/7,371.18 = 1,626.98/x
  3. Step 3: Cross multiply
    4,915.58x = 7,371.18 × 1,626.98
  4. Step 4: Simplify right side
    4,915.58x = 11,992,762.44
  5. Step 5: Solve for x
    x = 11,992,762.44/4,915.58
  6. Step 6: Final answer
    x = 2,439.75

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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.