Home / 2,124.68-2,932.01-1,180.47

Finding the Fourth Proportional to 2,124.68, 2,932.01 and 1,180.47

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Solution

The fourth proportional to 2,124.68, 2,932.01 and 1,180.47 is: 1,629.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124.68 : 2,932.01 = 1,180.47 : x
  2. Step 2: Convert to fraction form
    2,124.68/2,932.01 = 1,180.47/x
  3. Step 3: Cross multiply
    2,124.68x = 2,932.01 × 1,180.47
  4. Step 4: Simplify right side
    2,124.68x = 3,461,166.00
  5. Step 5: Solve for x
    x = 3,461,166.00/2,124.68
  6. Step 6: Final answer
    x = 1,629.03

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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.