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Finding the Fourth Proportional to 7,304.85, 10,944.32 and 4,985.01

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Solution

The fourth proportional to 7,304.85, 10,944.32 and 4,985.01 is: 7,468.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,304.85 : 10,944.32 = 4,985.01 : x
  2. Step 2: Convert to fraction form
    7,304.85/10,944.32 = 4,985.01/x
  3. Step 3: Cross multiply
    7,304.85x = 10,944.32 × 4,985.01
  4. Step 4: Simplify right side
    7,304.85x = 54,557,519.72
  5. Step 5: Solve for x
    x = 54,557,519.72/7,304.85
  6. Step 6: Final answer
    x = 7,468.67

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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.