Home / 8,274.50-11,419.06-4,548.74

Finding the Fourth Proportional to 8,274.50, 11,419.06 and 4,548.74

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Solution

The fourth proportional to 8,274.50, 11,419.06 and 4,548.74 is: 6,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274.50 : 11,419.06 = 4,548.74 : x
  2. Step 2: Convert to fraction form
    8,274.50/11,419.06 = 4,548.74/x
  3. Step 3: Cross multiply
    8,274.50x = 11,419.06 × 4,548.74
  4. Step 4: Simplify right side
    8,274.50x = 51,942,334.98
  5. Step 5: Solve for x
    x = 51,942,334.98/8,274.50
  6. Step 6: Final answer
    x = 6,277.40

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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.