Home / 4,429.35-6,644.64-1,964.12

Finding the Fourth Proportional to 4,429.35, 6,644.64 and 1,964.12

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Solution

The fourth proportional to 4,429.35, 6,644.64 and 1,964.12 is: 2,946.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.35 : 6,644.64 = 1,964.12 : x
  2. Step 2: Convert to fraction form
    4,429.35/6,644.64 = 1,964.12/x
  3. Step 3: Cross multiply
    4,429.35x = 6,644.64 × 1,964.12
  4. Step 4: Simplify right side
    4,429.35x = 13,050,827.27
  5. Step 5: Solve for x
    x = 13,050,827.27/4,429.35
  6. Step 6: Final answer
    x = 2,946.44

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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.