Home / 4,315.34-6,467.40-2,124.68

Finding the Fourth Proportional to 4,315.34, 6,467.40 and 2,124.68

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Solution

The fourth proportional to 4,315.34, 6,467.40 and 2,124.68 is: 3,184.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.34 : 6,467.40 = 2,124.68 : x
  2. Step 2: Convert to fraction form
    4,315.34/6,467.40 = 2,124.68/x
  3. Step 3: Cross multiply
    4,315.34x = 6,467.40 × 2,124.68
  4. Step 4: Simplify right side
    4,315.34x = 13,741,155.43
  5. Step 5: Solve for x
    x = 13,741,155.43/4,315.34
  6. Step 6: Final answer
    x = 3,184.26

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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.