Home / 4,501.55-6,754.34-2,857.65

Finding the Fourth Proportional to 4,501.55, 6,754.34 and 2,857.65

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Solution

The fourth proportional to 4,501.55, 6,754.34 and 2,857.65 is: 4,287.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,501.55 : 6,754.34 = 2,857.65 : x
  2. Step 2: Convert to fraction form
    4,501.55/6,754.34 = 2,857.65/x
  3. Step 3: Cross multiply
    4,501.55x = 6,754.34 × 2,857.65
  4. Step 4: Simplify right side
    4,501.55x = 19,301,546.85
  5. Step 5: Solve for x
    x = 19,301,546.85/4,501.55
  6. Step 6: Final answer
    x = 4,287.76

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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.