Home / 5,912.08-8,149.72-4,862.32

Finding the Fourth Proportional to 5,912.08, 8,149.72 and 4,862.32

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Solution

The fourth proportional to 5,912.08, 8,149.72 and 4,862.32 is: 6,702.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.08 : 8,149.72 = 4,862.32 : x
  2. Step 2: Convert to fraction form
    5,912.08/8,149.72 = 4,862.32/x
  3. Step 3: Cross multiply
    5,912.08x = 8,149.72 × 4,862.32
  4. Step 4: Simplify right side
    5,912.08x = 39,626,546.55
  5. Step 5: Solve for x
    x = 39,626,546.55/5,912.08
  6. Step 6: Final answer
    x = 6,702.64

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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.