Home / 7,106.41-10,655.06-2,949.29

Finding the Fourth Proportional to 7,106.41, 10,655.06 and 2,949.29

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Solution

The fourth proportional to 7,106.41, 10,655.06 and 2,949.29 is: 4,422.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.41 : 10,655.06 = 2,949.29 : x
  2. Step 2: Convert to fraction form
    7,106.41/10,655.06 = 2,949.29/x
  3. Step 3: Cross multiply
    7,106.41x = 10,655.06 × 2,949.29
  4. Step 4: Simplify right side
    7,106.41x = 31,424,833.84
  5. Step 5: Solve for x
    x = 31,424,833.84/7,106.41
  6. Step 6: Final answer
    x = 4,422.04

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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.