Home / 5,067.14-6,991.80-2,828.93

Finding the Fourth Proportional to 5,067.14, 6,991.80 and 2,828.93

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Solution

The fourth proportional to 5,067.14, 6,991.80 and 2,828.93 is: 3,903.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067.14 : 6,991.80 = 2,828.93 : x
  2. Step 2: Convert to fraction form
    5,067.14/6,991.80 = 2,828.93/x
  3. Step 3: Cross multiply
    5,067.14x = 6,991.80 × 2,828.93
  4. Step 4: Simplify right side
    5,067.14x = 19,779,312.77
  5. Step 5: Solve for x
    x = 19,779,312.77/5,067.14
  6. Step 6: Final answer
    x = 3,903.45

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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.