Home / 7,045.14-10,568.31-1,851

Finding the Fourth Proportional to 7,045.14, 10,568.31 and 1,851

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Solution

The fourth proportional to 7,045.14, 10,568.31 and 1,851 is: 2,776.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045.14 : 10,568.31 = 1,851 : x
  2. Step 2: Convert to fraction form
    7,045.14/10,568.31 = 1,851/x
  3. Step 3: Cross multiply
    7,045.14x = 10,568.31 × 1,851
  4. Step 4: Simplify right side
    7,045.14x = 19,561,941.81
  5. Step 5: Solve for x
    x = 19,561,941.81/7,045.14
  6. Step 6: Final answer
    x = 2,776.66

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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.