Home / 6,962-9,607.95-4,131.05

Finding the Fourth Proportional to 6,962, 9,607.95 and 4,131.05

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Solution

The fourth proportional to 6,962, 9,607.95 and 4,131.05 is: 5,701.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,962 : 9,607.95 = 4,131.05 : x
  2. Step 2: Convert to fraction form
    6,962/9,607.95 = 4,131.05/x
  3. Step 3: Cross multiply
    6,962x = 9,607.95 × 4,131.05
  4. Step 4: Simplify right side
    6,962x = 39,690,921.85
  5. Step 5: Solve for x
    x = 39,690,921.85/6,962
  6. Step 6: Final answer
    x = 5,701.08

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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.