Home / 9,001.66-13,496.60-4,321.54

Finding the Fourth Proportional to 9,001.66, 13,496.60 and 4,321.54

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Solution

The fourth proportional to 9,001.66, 13,496.60 and 4,321.54 is: 6,479.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.66 : 13,496.60 = 4,321.54 : x
  2. Step 2: Convert to fraction form
    9,001.66/13,496.60 = 4,321.54/x
  3. Step 3: Cross multiply
    9,001.66x = 13,496.60 × 4,321.54
  4. Step 4: Simplify right side
    9,001.66x = 58,326,096.76
  5. Step 5: Solve for x
    x = 58,326,096.76/9,001.66
  6. Step 6: Final answer
    x = 6,479.48

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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.