Home / 3,457.48-5,186.40-1,725.52

Finding the Fourth Proportional to 3,457.48, 5,186.40 and 1,725.52

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Solution

The fourth proportional to 3,457.48, 5,186.40 and 1,725.52 is: 2,588.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.48 : 5,186.40 = 1,725.52 : x
  2. Step 2: Convert to fraction form
    3,457.48/5,186.40 = 1,725.52/x
  3. Step 3: Cross multiply
    3,457.48x = 5,186.40 × 1,725.52
  4. Step 4: Simplify right side
    3,457.48x = 8,949,236.93
  5. Step 5: Solve for x
    x = 8,949,236.93/3,457.48
  6. Step 6: Final answer
    x = 2,588.37

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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.