Home / 11,246.65-15,520.32-6,210.85

Finding the Fourth Proportional to 11,246.65, 15,520.32 and 6,210.85

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Solution

The fourth proportional to 11,246.65, 15,520.32 and 6,210.85 is: 8,570.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,246.65 : 15,520.32 = 6,210.85 : x
  2. Step 2: Convert to fraction form
    11,246.65/15,520.32 = 6,210.85/x
  3. Step 3: Cross multiply
    11,246.65x = 15,520.32 × 6,210.85
  4. Step 4: Simplify right side
    11,246.65x = 96,394,309.21
  5. Step 5: Solve for x
    x = 96,394,309.21/11,246.65
  6. Step 6: Final answer
    x = 8,570.94

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.