Home / 2,717.24-4,075.86-962.42

Finding the Fourth Proportional to 2,717.24, 4,075.86 and 962.42

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Solution

The fourth proportional to 2,717.24, 4,075.86 and 962.42 is: 1,443.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.24 : 4,075.86 = 962.42 : x
  2. Step 2: Convert to fraction form
    2,717.24/4,075.86 = 962.42/x
  3. Step 3: Cross multiply
    2,717.24x = 4,075.86 × 962.42
  4. Step 4: Simplify right side
    2,717.24x = 3,922,689.18
  5. Step 5: Solve for x
    x = 3,922,689.18/2,717.24
  6. Step 6: Final answer
    x = 1,443.63

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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.