Home / 8,880.64-13,321.44-2,306.84

Finding the Fourth Proportional to 8,880.64, 13,321.44 and 2,306.84

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Solution

The fourth proportional to 8,880.64, 13,321.44 and 2,306.84 is: 3,460.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880.64 : 13,321.44 = 2,306.84 : x
  2. Step 2: Convert to fraction form
    8,880.64/13,321.44 = 2,306.84/x
  3. Step 3: Cross multiply
    8,880.64x = 13,321.44 × 2,306.84
  4. Step 4: Simplify right side
    8,880.64x = 30,730,430.65
  5. Step 5: Solve for x
    x = 30,730,430.65/8,880.64
  6. Step 6: Final answer
    x = 3,460.38

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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.