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Finding the Fourth Proportional to 3,965.54, 5,948.32 and 1,625.11

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Solution

The fourth proportional to 3,965.54, 5,948.32 and 1,625.11 is: 2,437.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965.54 : 5,948.32 = 1,625.11 : x
  2. Step 2: Convert to fraction form
    3,965.54/5,948.32 = 1,625.11/x
  3. Step 3: Cross multiply
    3,965.54x = 5,948.32 × 1,625.11
  4. Step 4: Simplify right side
    3,965.54x = 9,666,698.74
  5. Step 5: Solve for x
    x = 9,666,698.74/3,965.54
  6. Step 6: Final answer
    x = 2,437.67

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Similar ratio
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1.5x scale

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.