Home / 2,887.19-4,326.79-1,651.99

Finding the Fourth Proportional to 2,887.19, 4,326.79 and 1,651.99

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Solution

The fourth proportional to 2,887.19, 4,326.79 and 1,651.99 is: 2,475.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887.19 : 4,326.79 = 1,651.99 : x
  2. Step 2: Convert to fraction form
    2,887.19/4,326.79 = 1,651.99/x
  3. Step 3: Cross multiply
    2,887.19x = 4,326.79 × 1,651.99
  4. Step 4: Simplify right side
    2,887.19x = 7,147,813.81
  5. Step 5: Solve for x
    x = 7,147,813.81/2,887.19
  6. Step 6: Final answer
    x = 2,475.70

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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.