Home / 1,835.76-2,533.24-1,089.68

Finding the Fourth Proportional to 1,835.76, 2,533.24 and 1,089.68

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Solution

The fourth proportional to 1,835.76, 2,533.24 and 1,089.68 is: 1,503.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.76 : 2,533.24 = 1,089.68 : x
  2. Step 2: Convert to fraction form
    1,835.76/2,533.24 = 1,089.68/x
  3. Step 3: Cross multiply
    1,835.76x = 2,533.24 × 1,089.68
  4. Step 4: Simplify right side
    1,835.76x = 2,760,420.96
  5. Step 5: Solve for x
    x = 2,760,420.96/1,835.76
  6. Step 6: Final answer
    x = 1,503.69

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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.