Home / 10,918.56-16,377.84-2,710.56

Finding the Fourth Proportional to 10,918.56, 16,377.84 and 2,710.56

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Solution

The fourth proportional to 10,918.56, 16,377.84 and 2,710.56 is: 4,065.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,918.56 : 16,377.84 = 2,710.56 : x
  2. Step 2: Convert to fraction form
    10,918.56/16,377.84 = 2,710.56/x
  3. Step 3: Cross multiply
    10,918.56x = 16,377.84 × 2,710.56
  4. Step 4: Simplify right side
    10,918.56x = 44,393,117.99
  5. Step 5: Solve for x
    x = 44,393,117.99/10,918.56
  6. Step 6: Final answer
    x = 4,065.84

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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.