Home / 8,370.06-12,555.84-5,975.79

Finding the Fourth Proportional to 8,370.06, 12,555.84 and 5,975.79

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Solution

The fourth proportional to 8,370.06, 12,555.84 and 5,975.79 is: 8,964.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370.06 : 12,555.84 = 5,975.79 : x
  2. Step 2: Convert to fraction form
    8,370.06/12,555.84 = 5,975.79/x
  3. Step 3: Cross multiply
    8,370.06x = 12,555.84 × 5,975.79
  4. Step 4: Simplify right side
    8,370.06x = 75,031,063.11
  5. Step 5: Solve for x
    x = 75,031,063.11/8,370.06
  6. Step 6: Final answer
    x = 8,964.22

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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.