Home / 7,862.12-11,790.67-2,596.14

Finding the Fourth Proportional to 7,862.12, 11,790.67 and 2,596.14

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Solution

The fourth proportional to 7,862.12, 11,790.67 and 2,596.14 is: 3,893.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862.12 : 11,790.67 = 2,596.14 : x
  2. Step 2: Convert to fraction form
    7,862.12/11,790.67 = 2,596.14/x
  3. Step 3: Cross multiply
    7,862.12x = 11,790.67 × 2,596.14
  4. Step 4: Simplify right side
    7,862.12x = 30,610,223.52
  5. Step 5: Solve for x
    x = 30,610,223.52/7,862.12
  6. Step 6: Final answer
    x = 3,893.38

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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.