Home / 4,554.64-6,838.44-2,989.72

Finding the Fourth Proportional to 4,554.64, 6,838.44 and 2,989.72

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Solution

The fourth proportional to 4,554.64, 6,838.44 and 2,989.72 is: 4,488.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,554.64 : 6,838.44 = 2,989.72 : x
  2. Step 2: Convert to fraction form
    4,554.64/6,838.44 = 2,989.72/x
  3. Step 3: Cross multiply
    4,554.64x = 6,838.44 × 2,989.72
  4. Step 4: Simplify right side
    4,554.64x = 20,445,020.84
  5. Step 5: Solve for x
    x = 20,445,020.84/4,554.64
  6. Step 6: Final answer
    x = 4,488.83

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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.