Home / 4,429.03-6,111.78-2,439.57

Finding the Fourth Proportional to 4,429.03, 6,111.78 and 2,439.57

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Solution

The fourth proportional to 4,429.03, 6,111.78 and 2,439.57 is: 3,366.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.03 : 6,111.78 = 2,439.57 : x
  2. Step 2: Convert to fraction form
    4,429.03/6,111.78 = 2,439.57/x
  3. Step 3: Cross multiply
    4,429.03x = 6,111.78 × 2,439.57
  4. Step 4: Simplify right side
    4,429.03x = 14,910,128.91
  5. Step 5: Solve for x
    x = 14,910,128.91/4,429.03
  6. Step 6: Final answer
    x = 3,366.46

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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.