Home / 4,889.32-7,335.58-1,966.84

Finding the Fourth Proportional to 4,889.32, 7,335.58 and 1,966.84

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Solution

The fourth proportional to 4,889.32, 7,335.58 and 1,966.84 is: 2,950.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.32 : 7,335.58 = 1,966.84 : x
  2. Step 2: Convert to fraction form
    4,889.32/7,335.58 = 1,966.84/x
  3. Step 3: Cross multiply
    4,889.32x = 7,335.58 × 1,966.84
  4. Step 4: Simplify right side
    4,889.32x = 14,427,912.17
  5. Step 5: Solve for x
    x = 14,427,912.17/4,889.32
  6. Step 6: Final answer
    x = 2,950.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.