Home / 4,561.21-6,841.83-1,274.40

Finding the Fourth Proportional to 4,561.21, 6,841.83 and 1,274.40

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Solution

The fourth proportional to 4,561.21, 6,841.83 and 1,274.40 is: 1,911.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,561.21 : 6,841.83 = 1,274.40 : x
  2. Step 2: Convert to fraction form
    4,561.21/6,841.83 = 1,274.40/x
  3. Step 3: Cross multiply
    4,561.21x = 6,841.83 × 1,274.40
  4. Step 4: Simplify right side
    4,561.21x = 8,719,228.15
  5. Step 5: Solve for x
    x = 8,719,228.15/4,561.21
  6. Step 6: Final answer
    x = 1,911.60

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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.