Home / 7,255.52-10,864.83-4,782.85

Finding the Fourth Proportional to 7,255.52, 10,864.83 and 4,782.85

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Solution

The fourth proportional to 7,255.52, 10,864.83 and 4,782.85 is: 7,162.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.52 : 10,864.83 = 4,782.85 : x
  2. Step 2: Convert to fraction form
    7,255.52/10,864.83 = 4,782.85/x
  3. Step 3: Cross multiply
    7,255.52x = 10,864.83 × 4,782.85
  4. Step 4: Simplify right side
    7,255.52x = 51,964,842.94
  5. Step 5: Solve for x
    x = 51,964,842.94/7,255.52
  6. Step 6: Final answer
    x = 7,162.11

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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.