Home / 5,053.54-6,973.70-2,815.29

Finding the Fourth Proportional to 5,053.54, 6,973.70 and 2,815.29

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Solution

The fourth proportional to 5,053.54, 6,973.70 and 2,815.29 is: 3,885.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.54 : 6,973.70 = 2,815.29 : x
  2. Step 2: Convert to fraction form
    5,053.54/6,973.70 = 2,815.29/x
  3. Step 3: Cross multiply
    5,053.54x = 6,973.70 × 2,815.29
  4. Step 4: Simplify right side
    5,053.54x = 19,632,987.87
  5. Step 5: Solve for x
    x = 19,632,987.87/5,053.54
  6. Step 6: Final answer
    x = 3,885.00

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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.