Home / 10,828.20-16,246.17-4,259.10

Finding the Fourth Proportional to 10,828.20, 16,246.17 and 4,259.10

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Solution

The fourth proportional to 10,828.20, 16,246.17 and 4,259.10 is: 6,390.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,828.20 : 16,246.17 = 4,259.10 : x
  2. Step 2: Convert to fraction form
    10,828.20/16,246.17 = 4,259.10/x
  3. Step 3: Cross multiply
    10,828.20x = 16,246.17 × 4,259.10
  4. Step 4: Simplify right side
    10,828.20x = 69,194,062.65
  5. Step 5: Solve for x
    x = 69,194,062.65/10,828.20
  6. Step 6: Final answer
    x = 6,390.17

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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.