Home / 4,274.12-6,409.02-1,352.72

Finding the Fourth Proportional to 4,274.12, 6,409.02 and 1,352.72

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Solution

The fourth proportional to 4,274.12, 6,409.02 and 1,352.72 is: 2,028.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.12 : 6,409.02 = 1,352.72 : x
  2. Step 2: Convert to fraction form
    4,274.12/6,409.02 = 1,352.72/x
  3. Step 3: Cross multiply
    4,274.12x = 6,409.02 × 1,352.72
  4. Step 4: Simplify right side
    4,274.12x = 8,669,609.53
  5. Step 5: Solve for x
    x = 8,669,609.53/4,274.12
  6. Step 6: Final answer
    x = 2,028.40

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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.