Home / 1,346.55-2,029.01-1,108.41

Finding the Fourth Proportional to 1,346.55, 2,029.01 and 1,108.41

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Solution

The fourth proportional to 1,346.55, 2,029.01 and 1,108.41 is: 1,670.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346.55 : 2,029.01 = 1,108.41 : x
  2. Step 2: Convert to fraction form
    1,346.55/2,029.01 = 1,108.41/x
  3. Step 3: Cross multiply
    1,346.55x = 2,029.01 × 1,108.41
  4. Step 4: Simplify right side
    1,346.55x = 2,248,969.43
  5. Step 5: Solve for x
    x = 2,248,969.43/1,346.55
  6. Step 6: Final answer
    x = 1,670.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.