Home / 4,927.32-6,800.64-3,158.88

Finding the Fourth Proportional to 4,927.32, 6,800.64 and 3,158.88

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Solution

The fourth proportional to 4,927.32, 6,800.64 and 3,158.88 is: 4,359.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.32 : 6,800.64 = 3,158.88 : x
  2. Step 2: Convert to fraction form
    4,927.32/6,800.64 = 3,158.88/x
  3. Step 3: Cross multiply
    4,927.32x = 6,800.64 × 3,158.88
  4. Step 4: Simplify right side
    4,927.32x = 21,482,405.68
  5. Step 5: Solve for x
    x = 21,482,405.68/4,927.32
  6. Step 6: Final answer
    x = 4,359.86

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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.