Home / 8,967.06-13,450.65-3,123.65

Finding the Fourth Proportional to 8,967.06, 13,450.65 and 3,123.65

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Solution

The fourth proportional to 8,967.06, 13,450.65 and 3,123.65 is: 4,685.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,967.06 : 13,450.65 = 3,123.65 : x
  2. Step 2: Convert to fraction form
    8,967.06/13,450.65 = 3,123.65/x
  3. Step 3: Cross multiply
    8,967.06x = 13,450.65 × 3,123.65
  4. Step 4: Simplify right side
    8,967.06x = 42,015,122.87
  5. Step 5: Solve for x
    x = 42,015,122.87/8,967.06
  6. Step 6: Final answer
    x = 4,685.50

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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.