Home / 1,656.04-2,288.10-1,379.56

Finding the Fourth Proportional to 1,656.04, 2,288.10 and 1,379.56

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Solution

The fourth proportional to 1,656.04, 2,288.10 and 1,379.56 is: 1,906.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656.04 : 2,288.10 = 1,379.56 : x
  2. Step 2: Convert to fraction form
    1,656.04/2,288.10 = 1,379.56/x
  3. Step 3: Cross multiply
    1,656.04x = 2,288.10 × 1,379.56
  4. Step 4: Simplify right side
    1,656.04x = 3,156,571.24
  5. Step 5: Solve for x
    x = 3,156,571.24/1,656.04
  6. Step 6: Final answer
    x = 1,906.10

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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.