Home / 8,870.31-12,234.44-6,036.80

Finding the Fourth Proportional to 8,870.31, 12,234.44 and 6,036.80

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Solution

The fourth proportional to 8,870.31, 12,234.44 and 6,036.80 is: 8,326.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870.31 : 12,234.44 = 6,036.80 : x
  2. Step 2: Convert to fraction form
    8,870.31/12,234.44 = 6,036.80/x
  3. Step 3: Cross multiply
    8,870.31x = 12,234.44 × 6,036.80
  4. Step 4: Simplify right side
    8,870.31x = 73,856,821.31
  5. Step 5: Solve for x
    x = 73,856,821.31/8,870.31
  6. Step 6: Final answer
    x = 8,326.30

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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.