Home / 7,925.37-11,883.85-2,658.44

Finding the Fourth Proportional to 7,925.37, 11,883.85 and 2,658.44

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Solution

The fourth proportional to 7,925.37, 11,883.85 and 2,658.44 is: 3,986.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925.37 : 11,883.85 = 2,658.44 : x
  2. Step 2: Convert to fraction form
    7,925.37/11,883.85 = 2,658.44/x
  3. Step 3: Cross multiply
    7,925.37x = 11,883.85 × 2,658.44
  4. Step 4: Simplify right side
    7,925.37x = 31,592,525.26
  5. Step 5: Solve for x
    x = 31,592,525.26/7,925.37
  6. Step 6: Final answer
    x = 3,986.25

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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.