Home / 7,537.60-10,401.98-4,180.48

Finding the Fourth Proportional to 7,537.60, 10,401.98 and 4,180.48

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Solution

The fourth proportional to 7,537.60, 10,401.98 and 4,180.48 is: 5,769.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,537.60 : 10,401.98 = 4,180.48 : x
  2. Step 2: Convert to fraction form
    7,537.60/10,401.98 = 4,180.48/x
  3. Step 3: Cross multiply
    7,537.60x = 10,401.98 × 4,180.48
  4. Step 4: Simplify right side
    7,537.60x = 43,485,269.35
  5. Step 5: Solve for x
    x = 43,485,269.35/7,537.60
  6. Step 6: Final answer
    x = 5,769.11

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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.