Home / 8,660.37-12,987.30-6,833.01

Finding the Fourth Proportional to 8,660.37, 12,987.30 and 6,833.01

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Solution

The fourth proportional to 8,660.37, 12,987.30 and 6,833.01 is: 10,246.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,660.37 : 12,987.30 = 6,833.01 : x
  2. Step 2: Convert to fraction form
    8,660.37/12,987.30 = 6,833.01/x
  3. Step 3: Cross multiply
    8,660.37x = 12,987.30 × 6,833.01
  4. Step 4: Simplify right side
    8,660.37x = 88,742,350.77
  5. Step 5: Solve for x
    x = 88,742,350.77/8,660.37
  6. Step 6: Final answer
    x = 10,246.95

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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.