Home / 3,457.64-5,173.70-2,071.95

Finding the Fourth Proportional to 3,457.64, 5,173.70 and 2,071.95

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Solution

The fourth proportional to 3,457.64, 5,173.70 and 2,071.95 is: 3,100.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.64 : 5,173.70 = 2,071.95 : x
  2. Step 2: Convert to fraction form
    3,457.64/5,173.70 = 2,071.95/x
  3. Step 3: Cross multiply
    3,457.64x = 5,173.70 × 2,071.95
  4. Step 4: Simplify right side
    3,457.64x = 10,719,637.36
  5. Step 5: Solve for x
    x = 10,719,637.36/3,457.64
  6. Step 6: Final answer
    x = 3,100.28

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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.