Home / 4,803.48-6,628.32-2,813.65

Finding the Fourth Proportional to 4,803.48, 6,628.32 and 2,813.65

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Solution

The fourth proportional to 4,803.48, 6,628.32 and 2,813.65 is: 3,882.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.48 : 6,628.32 = 2,813.65 : x
  2. Step 2: Convert to fraction form
    4,803.48/6,628.32 = 2,813.65/x
  3. Step 3: Cross multiply
    4,803.48x = 6,628.32 × 2,813.65
  4. Step 4: Simplify right side
    4,803.48x = 18,649,756.00
  5. Step 5: Solve for x
    x = 18,649,756.00/4,803.48
  6. Step 6: Final answer
    x = 3,882.55

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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.