Home / 7,865.07-11,793.87-4,579.08

Finding the Fourth Proportional to 7,865.07, 11,793.87 and 4,579.08

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Solution

The fourth proportional to 7,865.07, 11,793.87 and 4,579.08 is: 6,866.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865.07 : 11,793.87 = 4,579.08 : x
  2. Step 2: Convert to fraction form
    7,865.07/11,793.87 = 4,579.08/x
  3. Step 3: Cross multiply
    7,865.07x = 11,793.87 × 4,579.08
  4. Step 4: Simplify right side
    7,865.07x = 54,005,074.24
  5. Step 5: Solve for x
    x = 54,005,074.24/7,865.07
  6. Step 6: Final answer
    x = 6,866.45

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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.