Home / 11,879.04-17,823.60-4,482.40

Finding the Fourth Proportional to 11,879.04, 17,823.60 and 4,482.40

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Solution

The fourth proportional to 11,879.04, 17,823.60 and 4,482.40 is: 6,725.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,879.04 : 17,823.60 = 4,482.40 : x
  2. Step 2: Convert to fraction form
    11,879.04/17,823.60 = 4,482.40/x
  3. Step 3: Cross multiply
    11,879.04x = 17,823.60 × 4,482.40
  4. Step 4: Simplify right side
    11,879.04x = 79,892,504.64
  5. Step 5: Solve for x
    x = 79,892,504.64/11,879.04
  6. Step 6: Final answer
    x = 6,725.50

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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.