Home / 1,835.08-2,748.54-1,340.20

Finding the Fourth Proportional to 1,835.08, 2,748.54 and 1,340.20

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Solution

The fourth proportional to 1,835.08, 2,748.54 and 1,340.20 is: 2,007.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.08 : 2,748.54 = 1,340.20 : x
  2. Step 2: Convert to fraction form
    1,835.08/2,748.54 = 1,340.20/x
  3. Step 3: Cross multiply
    1,835.08x = 2,748.54 × 1,340.20
  4. Step 4: Simplify right side
    1,835.08x = 3,683,593.31
  5. Step 5: Solve for x
    x = 3,683,593.31/1,835.08
  6. Step 6: Final answer
    x = 2,007.32

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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.