Home / 2,814.09-4,216.28-2,235.75

Finding the Fourth Proportional to 2,814.09, 4,216.28 and 2,235.75

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Solution

The fourth proportional to 2,814.09, 4,216.28 and 2,235.75 is: 3,349.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.09 : 4,216.28 = 2,235.75 : x
  2. Step 2: Convert to fraction form
    2,814.09/4,216.28 = 2,235.75/x
  3. Step 3: Cross multiply
    2,814.09x = 4,216.28 × 2,235.75
  4. Step 4: Simplify right side
    2,814.09x = 9,426,536.83
  5. Step 5: Solve for x
    x = 9,426,536.83/2,814.09
  6. Step 6: Final answer
    x = 3,349.76

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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.