Home / 2,950.27-4,070.01-1,887.50

Finding the Fourth Proportional to 2,950.27, 4,070.01 and 1,887.50

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Solution

The fourth proportional to 2,950.27, 4,070.01 and 1,887.50 is: 2,603.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.27 : 4,070.01 = 1,887.50 : x
  2. Step 2: Convert to fraction form
    2,950.27/4,070.01 = 1,887.50/x
  3. Step 3: Cross multiply
    2,950.27x = 4,070.01 × 1,887.50
  4. Step 4: Simplify right side
    2,950.27x = 7,682,161.13
  5. Step 5: Solve for x
    x = 7,682,161.13/2,950.27
  6. Step 6: Final answer
    x = 2,603.89

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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.