Home / 4,814.24-6,644.64-2,825.84

Finding the Fourth Proportional to 4,814.24, 6,644.64 and 2,825.84

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Solution

The fourth proportional to 4,814.24, 6,644.64 and 2,825.84 is: 3,900.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.24 : 6,644.64 = 2,825.84 : x
  2. Step 2: Convert to fraction form
    4,814.24/6,644.64 = 2,825.84/x
  3. Step 3: Cross multiply
    4,814.24x = 6,644.64 × 2,825.84
  4. Step 4: Simplify right side
    4,814.24x = 18,776,689.50
  5. Step 5: Solve for x
    x = 18,776,689.50/4,814.24
  6. Step 6: Final answer
    x = 3,900.24

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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.