Home / 4,554.30-6,830.49-2,213.30

Finding the Fourth Proportional to 4,554.30, 6,830.49 and 2,213.30

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Solution

The fourth proportional to 4,554.30, 6,830.49 and 2,213.30 is: 3,319.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,554.30 : 6,830.49 = 2,213.30 : x
  2. Step 2: Convert to fraction form
    4,554.30/6,830.49 = 2,213.30/x
  3. Step 3: Cross multiply
    4,554.30x = 6,830.49 × 2,213.30
  4. Step 4: Simplify right side
    4,554.30x = 15,117,923.52
  5. Step 5: Solve for x
    x = 15,117,923.52/4,554.30
  6. Step 6: Final answer
    x = 3,319.48

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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.