Home / 7,465.60-11,198.34-2,271.48

Finding the Fourth Proportional to 7,465.60, 11,198.34 and 2,271.48

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Solution

The fourth proportional to 7,465.60, 11,198.34 and 2,271.48 is: 3,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,465.60 : 11,198.34 = 2,271.48 : x
  2. Step 2: Convert to fraction form
    7,465.60/11,198.34 = 2,271.48/x
  3. Step 3: Cross multiply
    7,465.60x = 11,198.34 × 2,271.48
  4. Step 4: Simplify right side
    7,465.60x = 25,436,805.34
  5. Step 5: Solve for x
    x = 25,436,805.34/7,465.60
  6. Step 6: Final answer
    x = 3,407.20

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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.