Home / 2,359.16-3,538.76-2,100.36

Finding the Fourth Proportional to 2,359.16, 3,538.76 and 2,100.36

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Solution

The fourth proportional to 2,359.16, 3,538.76 and 2,100.36 is: 3,150.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,359.16 : 3,538.76 = 2,100.36 : x
  2. Step 2: Convert to fraction form
    2,359.16/3,538.76 = 2,100.36/x
  3. Step 3: Cross multiply
    2,359.16x = 3,538.76 × 2,100.36
  4. Step 4: Simplify right side
    2,359.16x = 7,432,669.95
  5. Step 5: Solve for x
    x = 7,432,669.95/2,359.16
  6. Step 6: Final answer
    x = 3,150.56

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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.