Home / 6,117.30-8,441.64-3,322.80

Finding the Fourth Proportional to 6,117.30, 8,441.64 and 3,322.80

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Solution

The fourth proportional to 6,117.30, 8,441.64 and 3,322.80 is: 4,585.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.30 : 8,441.64 = 3,322.80 : x
  2. Step 2: Convert to fraction form
    6,117.30/8,441.64 = 3,322.80/x
  3. Step 3: Cross multiply
    6,117.30x = 8,441.64 × 3,322.80
  4. Step 4: Simplify right side
    6,117.30x = 28,049,881.39
  5. Step 5: Solve for x
    x = 28,049,881.39/6,117.30
  6. Step 6: Final answer
    x = 4,585.34

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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.