Home / 8,711.30-12,033.15-6,846.41

Finding the Fourth Proportional to 8,711.30, 12,033.15 and 6,846.41

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Solution

The fourth proportional to 8,711.30, 12,033.15 and 6,846.41 is: 9,457.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711.30 : 12,033.15 = 6,846.41 : x
  2. Step 2: Convert to fraction form
    8,711.30/12,033.15 = 6,846.41/x
  3. Step 3: Cross multiply
    8,711.30x = 12,033.15 × 6,846.41
  4. Step 4: Simplify right side
    8,711.30x = 82,383,878.49
  5. Step 5: Solve for x
    x = 82,383,878.49/8,711.30
  6. Step 6: Final answer
    x = 9,457.13

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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.