Home / 4,590.89-6,877.10-2,122.31

Finding the Fourth Proportional to 4,590.89, 6,877.10 and 2,122.31

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Solution

The fourth proportional to 4,590.89, 6,877.10 and 2,122.31 is: 3,179.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,590.89 : 6,877.10 = 2,122.31 : x
  2. Step 2: Convert to fraction form
    4,590.89/6,877.10 = 2,122.31/x
  3. Step 3: Cross multiply
    4,590.89x = 6,877.10 × 2,122.31
  4. Step 4: Simplify right side
    4,590.89x = 14,595,327.49
  5. Step 5: Solve for x
    x = 14,595,327.49/4,590.89
  6. Step 6: Final answer
    x = 3,179.19

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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.