Home / 4,896.09-7,343.21-1,385.25

Finding the Fourth Proportional to 4,896.09, 7,343.21 and 1,385.25

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Solution

The fourth proportional to 4,896.09, 7,343.21 and 1,385.25 is: 2,077.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896.09 : 7,343.21 = 1,385.25 : x
  2. Step 2: Convert to fraction form
    4,896.09/7,343.21 = 1,385.25/x
  3. Step 3: Cross multiply
    4,896.09x = 7,343.21 × 1,385.25
  4. Step 4: Simplify right side
    4,896.09x = 10,172,209.80
  5. Step 5: Solve for x
    x = 10,172,209.80/4,896.09
  6. Step 6: Final answer
    x = 2,077.62

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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.