Home / 4,594.82-6,889.70-2,128.28

Finding the Fourth Proportional to 4,594.82, 6,889.70 and 2,128.28

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Solution

The fourth proportional to 4,594.82, 6,889.70 and 2,128.28 is: 3,191.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,594.82 : 6,889.70 = 2,128.28 : x
  2. Step 2: Convert to fraction form
    4,594.82/6,889.70 = 2,128.28/x
  3. Step 3: Cross multiply
    4,594.82x = 6,889.70 × 2,128.28
  4. Step 4: Simplify right side
    4,594.82x = 14,663,181.59
  5. Step 5: Solve for x
    x = 14,663,181.59/4,594.82
  6. Step 6: Final answer
    x = 3,191.25

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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.