Home / 2,313.13-3,192.11-1,486.57

Finding the Fourth Proportional to 2,313.13, 3,192.11 and 1,486.57

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Solution

The fourth proportional to 2,313.13, 3,192.11 and 1,486.57 is: 2,051.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.13 : 3,192.11 = 1,486.57 : x
  2. Step 2: Convert to fraction form
    2,313.13/3,192.11 = 1,486.57/x
  3. Step 3: Cross multiply
    2,313.13x = 3,192.11 × 1,486.57
  4. Step 4: Simplify right side
    2,313.13x = 4,745,294.96
  5. Step 5: Solve for x
    x = 4,745,294.96/2,313.13
  6. Step 6: Final answer
    x = 2,051.46

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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.