Home / 4,887.14-7,331.92-1,965.67

Finding the Fourth Proportional to 4,887.14, 7,331.92 and 1,965.67

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Solution

The fourth proportional to 4,887.14, 7,331.92 and 1,965.67 is: 2,948.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.14 : 7,331.92 = 1,965.67 : x
  2. Step 2: Convert to fraction form
    4,887.14/7,331.92 = 1,965.67/x
  3. Step 3: Cross multiply
    4,887.14x = 7,331.92 × 1,965.67
  4. Step 4: Simplify right side
    4,887.14x = 14,412,111.94
  5. Step 5: Solve for x
    x = 14,412,111.94/4,887.14
  6. Step 6: Final answer
    x = 2,948.99

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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.