Home / 2,926.16-4,390.48-1,539.16

Finding the Fourth Proportional to 2,926.16, 4,390.48 and 1,539.16

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Solution

The fourth proportional to 2,926.16, 4,390.48 and 1,539.16 is: 2,309.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.16 : 4,390.48 = 1,539.16 : x
  2. Step 2: Convert to fraction form
    2,926.16/4,390.48 = 1,539.16/x
  3. Step 3: Cross multiply
    2,926.16x = 4,390.48 × 1,539.16
  4. Step 4: Simplify right side
    2,926.16x = 6,757,651.20
  5. Step 5: Solve for x
    x = 6,757,651.20/2,926.16
  6. Step 6: Final answer
    x = 2,309.39

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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.