Home / 7,465.35-11,199.65-2,271.09

Finding the Fourth Proportional to 7,465.35, 11,199.65 and 2,271.09

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Solution

The fourth proportional to 7,465.35, 11,199.65 and 2,271.09 is: 3,407.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,465.35 : 11,199.65 = 2,271.09 : x
  2. Step 2: Convert to fraction form
    7,465.35/11,199.65 = 2,271.09/x
  3. Step 3: Cross multiply
    7,465.35x = 11,199.65 × 2,271.09
  4. Step 4: Simplify right side
    7,465.35x = 25,435,456.54
  5. Step 5: Solve for x
    x = 25,435,456.54/7,465.35
  6. Step 6: Final answer
    x = 3,407.13

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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.