Home / 6,457.26-8,911.56-3,769.32

Finding the Fourth Proportional to 6,457.26, 8,911.56 and 3,769.32

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Solution

The fourth proportional to 6,457.26, 8,911.56 and 3,769.32 is: 5,201.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457.26 : 8,911.56 = 3,769.32 : x
  2. Step 2: Convert to fraction form
    6,457.26/8,911.56 = 3,769.32/x
  3. Step 3: Cross multiply
    6,457.26x = 8,911.56 × 3,769.32
  4. Step 4: Simplify right side
    6,457.26x = 33,590,521.34
  5. Step 5: Solve for x
    x = 33,590,521.34/6,457.26
  6. Step 6: Final answer
    x = 5,201.98

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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.