Home / 7,546.10-11,319.15-4,427.60

Finding the Fourth Proportional to 7,546.10, 11,319.15 and 4,427.60

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Solution

The fourth proportional to 7,546.10, 11,319.15 and 4,427.60 is: 6,641.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,546.10 : 11,319.15 = 4,427.60 : x
  2. Step 2: Convert to fraction form
    7,546.10/11,319.15 = 4,427.60/x
  3. Step 3: Cross multiply
    7,546.10x = 11,319.15 × 4,427.60
  4. Step 4: Simplify right side
    7,546.10x = 50,116,668.54
  5. Step 5: Solve for x
    x = 50,116,668.54/7,546.10
  6. Step 6: Final answer
    x = 6,641.40

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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.