Home / 2,776.14-4,159.35-1,539.27

Finding the Fourth Proportional to 2,776.14, 4,159.35 and 1,539.27

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Solution

The fourth proportional to 2,776.14, 4,159.35 and 1,539.27 is: 2,306.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776.14 : 4,159.35 = 1,539.27 : x
  2. Step 2: Convert to fraction form
    2,776.14/4,159.35 = 1,539.27/x
  3. Step 3: Cross multiply
    2,776.14x = 4,159.35 × 1,539.27
  4. Step 4: Simplify right side
    2,776.14x = 6,402,362.67
  5. Step 5: Solve for x
    x = 6,402,362.67/2,776.14
  6. Step 6: Final answer
    x = 2,306.21

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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.