Home / 6,919.12-9,558.79-4,534.75

Finding the Fourth Proportional to 6,919.12, 9,558.79 and 4,534.75

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Solution

The fourth proportional to 6,919.12, 9,558.79 and 4,534.75 is: 6,264.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919.12 : 9,558.79 = 4,534.75 : x
  2. Step 2: Convert to fraction form
    6,919.12/9,558.79 = 4,534.75/x
  3. Step 3: Cross multiply
    6,919.12x = 9,558.79 × 4,534.75
  4. Step 4: Simplify right side
    6,919.12x = 43,346,723.56
  5. Step 5: Solve for x
    x = 43,346,723.56/6,919.12
  6. Step 6: Final answer
    x = 6,264.77

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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.