Home / 7,614.19-11,420.59-2,683.57

Finding the Fourth Proportional to 7,614.19, 11,420.59 and 2,683.57

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Solution

The fourth proportional to 7,614.19, 11,420.59 and 2,683.57 is: 4,025.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614.19 : 11,420.59 = 2,683.57 : x
  2. Step 2: Convert to fraction form
    7,614.19/11,420.59 = 2,683.57/x
  3. Step 3: Cross multiply
    7,614.19x = 11,420.59 × 2,683.57
  4. Step 4: Simplify right side
    7,614.19x = 30,647,952.71
  5. Step 5: Solve for x
    x = 30,647,952.71/7,614.19
  6. Step 6: Final answer
    x = 4,025.11

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1.5x scale

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.