Home / 5,075.67-7,614.74-1,956.07

Finding the Fourth Proportional to 5,075.67, 7,614.74 and 1,956.07

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Solution

The fourth proportional to 5,075.67, 7,614.74 and 1,956.07 is: 2,934.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.67 : 7,614.74 = 1,956.07 : x
  2. Step 2: Convert to fraction form
    5,075.67/7,614.74 = 1,956.07/x
  3. Step 3: Cross multiply
    5,075.67x = 7,614.74 × 1,956.07
  4. Step 4: Simplify right side
    5,075.67x = 14,894,935.65
  5. Step 5: Solve for x
    x = 14,894,935.65/5,075.67
  6. Step 6: Final answer
    x = 2,934.58

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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.