Home / 7,537.85-10,401.58-4,180.60

Finding the Fourth Proportional to 7,537.85, 10,401.58 and 4,180.60

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Solution

The fourth proportional to 7,537.85, 10,401.58 and 4,180.60 is: 5,768.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,537.85 : 10,401.58 = 4,180.60 : x
  2. Step 2: Convert to fraction form
    7,537.85/10,401.58 = 4,180.60/x
  3. Step 3: Cross multiply
    7,537.85x = 10,401.58 × 4,180.60
  4. Step 4: Simplify right side
    7,537.85x = 43,484,845.35
  5. Step 5: Solve for x
    x = 43,484,845.35/7,537.85
  6. Step 6: Final answer
    x = 5,768.87

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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.