Home / 7,373.12-11,063.04-2,756.48

Finding the Fourth Proportional to 7,373.12, 11,063.04 and 2,756.48

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Solution

The fourth proportional to 7,373.12, 11,063.04 and 2,756.48 is: 4,135.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,373.12 : 11,063.04 = 2,756.48 : x
  2. Step 2: Convert to fraction form
    7,373.12/11,063.04 = 2,756.48/x
  3. Step 3: Cross multiply
    7,373.12x = 11,063.04 × 2,756.48
  4. Step 4: Simplify right side
    7,373.12x = 30,495,048.50
  5. Step 5: Solve for x
    x = 30,495,048.50/7,373.12
  6. Step 6: Final answer
    x = 4,135.98

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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.