Home / 3,014.82-4,152.60-2,129.04

Finding the Fourth Proportional to 3,014.82, 4,152.60 and 2,129.04

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Solution

The fourth proportional to 3,014.82, 4,152.60 and 2,129.04 is: 2,932.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.82 : 4,152.60 = 2,129.04 : x
  2. Step 2: Convert to fraction form
    3,014.82/4,152.60 = 2,129.04/x
  3. Step 3: Cross multiply
    3,014.82x = 4,152.60 × 2,129.04
  4. Step 4: Simplify right side
    3,014.82x = 8,841,051.50
  5. Step 5: Solve for x
    x = 8,841,051.50/3,014.82
  6. Step 6: Final answer
    x = 2,932.53

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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.