Home / 2,305.13-3,457.65-1,071.84

Finding the Fourth Proportional to 2,305.13, 3,457.65 and 1,071.84

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Solution

The fourth proportional to 2,305.13, 3,457.65 and 1,071.84 is: 1,607.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305.13 : 3,457.65 = 1,071.84 : x
  2. Step 2: Convert to fraction form
    2,305.13/3,457.65 = 1,071.84/x
  3. Step 3: Cross multiply
    2,305.13x = 3,457.65 × 1,071.84
  4. Step 4: Simplify right side
    2,305.13x = 3,706,064.56
  5. Step 5: Solve for x
    x = 3,706,064.56/2,305.13
  6. Step 6: Final answer
    x = 1,607.75

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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.