Home / 8,254.81-11,391.74-4,528.81

Finding the Fourth Proportional to 8,254.81, 11,391.74 and 4,528.81

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Solution

The fourth proportional to 8,254.81, 11,391.74 and 4,528.81 is: 6,249.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.81 : 11,391.74 = 4,528.81 : x
  2. Step 2: Convert to fraction form
    8,254.81/11,391.74 = 4,528.81/x
  3. Step 3: Cross multiply
    8,254.81x = 11,391.74 × 4,528.81
  4. Step 4: Simplify right side
    8,254.81x = 51,591,003.39
  5. Step 5: Solve for x
    x = 51,591,003.39/8,254.81
  6. Step 6: Final answer
    x = 6,249.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.