Home / 7,711.04-11,563.32-3,030.32

Finding the Fourth Proportional to 7,711.04, 11,563.32 and 3,030.32

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Solution

The fourth proportional to 7,711.04, 11,563.32 and 3,030.32 is: 4,544.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711.04 : 11,563.32 = 3,030.32 : x
  2. Step 2: Convert to fraction form
    7,711.04/11,563.32 = 3,030.32/x
  3. Step 3: Cross multiply
    7,711.04x = 11,563.32 × 3,030.32
  4. Step 4: Simplify right side
    7,711.04x = 35,040,559.86
  5. Step 5: Solve for x
    x = 35,040,559.86/7,711.04
  6. Step 6: Final answer
    x = 4,544.21

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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.