Home / 4,256.48-6,385.38-2,175.35

Finding the Fourth Proportional to 4,256.48, 6,385.38 and 2,175.35

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Solution

The fourth proportional to 4,256.48, 6,385.38 and 2,175.35 is: 3,263.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.48 : 6,385.38 = 2,175.35 : x
  2. Step 2: Convert to fraction form
    4,256.48/6,385.38 = 2,175.35/x
  3. Step 3: Cross multiply
    4,256.48x = 6,385.38 × 2,175.35
  4. Step 4: Simplify right side
    4,256.48x = 13,890,404.46
  5. Step 5: Solve for x
    x = 13,890,404.46/4,256.48
  6. Step 6: Final answer
    x = 3,263.36

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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.