Home / 10,672.08-16,006.20-6,284.40

Finding the Fourth Proportional to 10,672.08, 16,006.20 and 6,284.40

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Solution

The fourth proportional to 10,672.08, 16,006.20 and 6,284.40 is: 9,425.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672.08 : 16,006.20 = 6,284.40 : x
  2. Step 2: Convert to fraction form
    10,672.08/16,006.20 = 6,284.40/x
  3. Step 3: Cross multiply
    10,672.08x = 16,006.20 × 6,284.40
  4. Step 4: Simplify right side
    10,672.08x = 100,589,363.28
  5. Step 5: Solve for x
    x = 100,589,363.28/10,672.08
  6. Step 6: Final answer
    x = 9,425.47

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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.