Home / 6,961.00-9,606.57-4,130.05

Finding the Fourth Proportional to 6,961.00, 9,606.57 and 4,130.05

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Solution

The fourth proportional to 6,961.00, 9,606.57 and 4,130.05 is: 5,699.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,961.00 : 9,606.57 = 4,130.05 : x
  2. Step 2: Convert to fraction form
    6,961.00/9,606.57 = 4,130.05/x
  3. Step 3: Cross multiply
    6,961.00x = 9,606.57 × 4,130.05
  4. Step 4: Simplify right side
    6,961.00x = 39,675,545.75
  5. Step 5: Solve for x
    x = 39,675,545.75/6,961.00
  6. Step 6: Final answer
    x = 5,699.69

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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.