Home / 3,051.96-4,209.48-1,933.08

Finding the Fourth Proportional to 3,051.96, 4,209.48 and 1,933.08

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Solution

The fourth proportional to 3,051.96, 4,209.48 and 1,933.08 is: 2,666.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.96 : 4,209.48 = 1,933.08 : x
  2. Step 2: Convert to fraction form
    3,051.96/4,209.48 = 1,933.08/x
  3. Step 3: Cross multiply
    3,051.96x = 4,209.48 × 1,933.08
  4. Step 4: Simplify right side
    3,051.96x = 8,137,261.60
  5. Step 5: Solve for x
    x = 8,137,261.60/3,051.96
  6. Step 6: Final answer
    x = 2,666.24

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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.