Home / 6,955.08-9,595.62-4,121.88

Finding the Fourth Proportional to 6,955.08, 9,595.62 and 4,121.88

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Solution

The fourth proportional to 6,955.08, 9,595.62 and 4,121.88 is: 5,686.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,955.08 : 9,595.62 = 4,121.88 : x
  2. Step 2: Convert to fraction form
    6,955.08/9,595.62 = 4,121.88/x
  3. Step 3: Cross multiply
    6,955.08x = 9,595.62 × 4,121.88
  4. Step 4: Simplify right side
    6,955.08x = 39,551,994.17
  5. Step 5: Solve for x
    x = 39,551,994.17/6,955.08
  6. Step 6: Final answer
    x = 5,686.78

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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.