Home / 4,429.15-6,644.33-1,963.91

Finding the Fourth Proportional to 4,429.15, 6,644.33 and 1,963.91

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Solution

The fourth proportional to 4,429.15, 6,644.33 and 1,963.91 is: 2,946.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.15 : 6,644.33 = 1,963.91 : x
  2. Step 2: Convert to fraction form
    4,429.15/6,644.33 = 1,963.91/x
  3. Step 3: Cross multiply
    4,429.15x = 6,644.33 × 1,963.91
  4. Step 4: Simplify right side
    4,429.15x = 13,048,880.29
  5. Step 5: Solve for x
    x = 13,048,880.29/4,429.15
  6. Step 6: Final answer
    x = 2,946.14

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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.