Home / 6,760.07-10,140.64-2,378.51

Finding the Fourth Proportional to 6,760.07, 10,140.64 and 2,378.51

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Solution

The fourth proportional to 6,760.07, 10,140.64 and 2,378.51 is: 3,567.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,760.07 : 10,140.64 = 2,378.51 : x
  2. Step 2: Convert to fraction form
    6,760.07/10,140.64 = 2,378.51/x
  3. Step 3: Cross multiply
    6,760.07x = 10,140.64 × 2,378.51
  4. Step 4: Simplify right side
    6,760.07x = 24,119,613.65
  5. Step 5: Solve for x
    x = 24,119,613.65/6,760.07
  6. Step 6: Final answer
    x = 3,567.95

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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.