Home / 5,126.63-7,072.72-3,237.50

Finding the Fourth Proportional to 5,126.63, 7,072.72 and 3,237.50

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Solution

The fourth proportional to 5,126.63, 7,072.72 and 3,237.50 is: 4,466.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.63 : 7,072.72 = 3,237.50 : x
  2. Step 2: Convert to fraction form
    5,126.63/7,072.72 = 3,237.50/x
  3. Step 3: Cross multiply
    5,126.63x = 7,072.72 × 3,237.50
  4. Step 4: Simplify right side
    5,126.63x = 22,897,940.59
  5. Step 5: Solve for x
    x = 22,897,940.59/5,126.63
  6. Step 6: Final answer
    x = 4,466.47

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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.