Home / 6,884.20-10,326.30-4,551.40

Finding the Fourth Proportional to 6,884.20, 10,326.30 and 4,551.40

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Solution

The fourth proportional to 6,884.20, 10,326.30 and 4,551.40 is: 6,827.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,884.20 : 10,326.30 = 4,551.40 : x
  2. Step 2: Convert to fraction form
    6,884.20/10,326.30 = 4,551.40/x
  3. Step 3: Cross multiply
    6,884.20x = 10,326.30 × 4,551.40
  4. Step 4: Simplify right side
    6,884.20x = 46,999,121.82
  5. Step 5: Solve for x
    x = 46,999,121.82/6,884.20
  6. Step 6: Final answer
    x = 6,827.10

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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.