Home / 7,523.90-10,384.20-4,879.00

Finding the Fourth Proportional to 7,523.90, 10,384.20 and 4,879.00

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Solution

The fourth proportional to 7,523.90, 10,384.20 and 4,879.00 is: 6,733.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,523.90 : 10,384.20 = 4,879.00 : x
  2. Step 2: Convert to fraction form
    7,523.90/10,384.20 = 4,879.00/x
  3. Step 3: Cross multiply
    7,523.90x = 10,384.20 × 4,879.00
  4. Step 4: Simplify right side
    7,523.90x = 50,664,524.78
  5. Step 5: Solve for x
    x = 50,664,524.78/7,523.90
  6. Step 6: Final answer
    x = 6,733.81

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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.