Home / 7,465.90-11,198.88-2,271.76

Finding the Fourth Proportional to 7,465.90, 11,198.88 and 2,271.76

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Solution

The fourth proportional to 7,465.90, 11,198.88 and 2,271.76 is: 3,407.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,465.90 : 11,198.88 = 2,271.76 : x
  2. Step 2: Convert to fraction form
    7,465.90/11,198.88 = 2,271.76/x
  3. Step 3: Cross multiply
    7,465.90x = 11,198.88 × 2,271.76
  4. Step 4: Simplify right side
    7,465.90x = 25,441,167.63
  5. Step 5: Solve for x
    x = 25,441,167.63/7,465.90
  6. Step 6: Final answer
    x = 3,407.65

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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.