Home / 6,955.38-9,595.98-3,969.06

Finding the Fourth Proportional to 6,955.38, 9,595.98 and 3,969.06

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Solution

The fourth proportional to 6,955.38, 9,595.98 and 3,969.06 is: 5,475.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,955.38 : 9,595.98 = 3,969.06 : x
  2. Step 2: Convert to fraction form
    6,955.38/9,595.98 = 3,969.06/x
  3. Step 3: Cross multiply
    6,955.38x = 9,595.98 × 3,969.06
  4. Step 4: Simplify right side
    6,955.38x = 38,087,020.38
  5. Step 5: Solve for x
    x = 38,087,020.38/6,955.38
  6. Step 6: Final answer
    x = 5,475.91

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1.5x scale

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.