Home / 10,830.17-16,251.74-6,216.41

Finding the Fourth Proportional to 10,830.17, 16,251.74 and 6,216.41

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Solution

The fourth proportional to 10,830.17, 16,251.74 and 6,216.41 is: 9,328.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830.17 : 16,251.74 = 6,216.41 : x
  2. Step 2: Convert to fraction form
    10,830.17/16,251.74 = 6,216.41/x
  3. Step 3: Cross multiply
    10,830.17x = 16,251.74 × 6,216.41
  4. Step 4: Simplify right side
    10,830.17x = 101,027,479.05
  5. Step 5: Solve for x
    x = 101,027,479.05/10,830.17
  6. Step 6: Final answer
    x = 9,328.34

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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.