Home / 5,053.19-6,973.19-2,815.31

Finding the Fourth Proportional to 5,053.19, 6,973.19 and 2,815.31

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Solution

The fourth proportional to 5,053.19, 6,973.19 and 2,815.31 is: 3,885.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.19 : 6,973.19 = 2,815.31 : x
  2. Step 2: Convert to fraction form
    5,053.19/6,973.19 = 2,815.31/x
  3. Step 3: Cross multiply
    5,053.19x = 6,973.19 × 2,815.31
  4. Step 4: Simplify right side
    5,053.19x = 19,631,694.90
  5. Step 5: Solve for x
    x = 19,631,694.90/5,053.19
  6. Step 6: Final answer
    x = 3,885.01

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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.