Home / 7,546.55-11,319.81-6,425.53

Finding the Fourth Proportional to 7,546.55, 11,319.81 and 6,425.53

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Solution

The fourth proportional to 7,546.55, 11,319.81 and 6,425.53 is: 9,638.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,546.55 : 11,319.81 = 6,425.53 : x
  2. Step 2: Convert to fraction form
    7,546.55/11,319.81 = 6,425.53/x
  3. Step 3: Cross multiply
    7,546.55x = 11,319.81 × 6,425.53
  4. Step 4: Simplify right side
    7,546.55x = 72,735,790.03
  5. Step 5: Solve for x
    x = 72,735,790.03/7,546.55
  6. Step 6: Final answer
    x = 9,638.28

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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.