Home / 5,053.68-7,579.31-2,130.39

Finding the Fourth Proportional to 5,053.68, 7,579.31 and 2,130.39

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Solution

The fourth proportional to 5,053.68, 7,579.31 and 2,130.39 is: 3,195.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.68 : 7,579.31 = 2,130.39 : x
  2. Step 2: Convert to fraction form
    5,053.68/7,579.31 = 2,130.39/x
  3. Step 3: Cross multiply
    5,053.68x = 7,579.31 × 2,130.39
  4. Step 4: Simplify right side
    5,053.68x = 16,146,875.58
  5. Step 5: Solve for x
    x = 16,146,875.58/5,053.68
  6. Step 6: Final answer
    x = 3,195.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.