Home / 1,026.36-1,539.24-377.04

Finding the Fourth Proportional to 1,026.36, 1,539.24 and 377.04

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Solution

The fourth proportional to 1,026.36, 1,539.24 and 377.04 is: 565.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026.36 : 1,539.24 = 377.04 : x
  2. Step 2: Convert to fraction form
    1,026.36/1,539.24 = 377.04/x
  3. Step 3: Cross multiply
    1,026.36x = 1,539.24 × 377.04
  4. Step 4: Simplify right side
    1,026.36x = 580,355.05
  5. Step 5: Solve for x
    x = 580,355.05/1,026.36
  6. Step 6: Final answer
    x = 565.45

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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.