Home / 7,862.15-11,775.06-4,735.26

Finding the Fourth Proportional to 7,862.15, 11,775.06 and 4,735.26

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Solution

The fourth proportional to 7,862.15, 11,775.06 and 4,735.26 is: 7,091.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862.15 : 11,775.06 = 4,735.26 : x
  2. Step 2: Convert to fraction form
    7,862.15/11,775.06 = 4,735.26/x
  3. Step 3: Cross multiply
    7,862.15x = 11,775.06 × 4,735.26
  4. Step 4: Simplify right side
    7,862.15x = 55,757,970.62
  5. Step 5: Solve for x
    x = 55,757,970.62/7,862.15
  6. Step 6: Final answer
    x = 7,091.95

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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.