Home / 7,395.23-10,205.70-4,209.08

Finding the Fourth Proportional to 7,395.23, 10,205.70 and 4,209.08

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Solution

The fourth proportional to 7,395.23, 10,205.70 and 4,209.08 is: 5,808.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,395.23 : 10,205.70 = 4,209.08 : x
  2. Step 2: Convert to fraction form
    7,395.23/10,205.70 = 4,209.08/x
  3. Step 3: Cross multiply
    7,395.23x = 10,205.70 × 4,209.08
  4. Step 4: Simplify right side
    7,395.23x = 42,956,556.73
  5. Step 5: Solve for x
    x = 42,956,556.73/7,395.23
  6. Step 6: Final answer
    x = 5,808.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.