Home / 6,760.40-10,140.59-2,864.84

Finding the Fourth Proportional to 6,760.40, 10,140.59 and 2,864.84

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Solution

The fourth proportional to 6,760.40, 10,140.59 and 2,864.84 is: 4,297.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,760.40 : 10,140.59 = 2,864.84 : x
  2. Step 2: Convert to fraction form
    6,760.40/10,140.59 = 2,864.84/x
  3. Step 3: Cross multiply
    6,760.40x = 10,140.59 × 2,864.84
  4. Step 4: Simplify right side
    6,760.40x = 29,051,124.31
  5. Step 5: Solve for x
    x = 29,051,124.31/6,760.40
  6. Step 6: Final answer
    x = 4,297.25

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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.