Home / 11,813.34-16,302.32-6,508.04

Finding the Fourth Proportional to 11,813.34, 16,302.32 and 6,508.04

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Solution

The fourth proportional to 11,813.34, 16,302.32 and 6,508.04 is: 8,981.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813.34 : 16,302.32 = 6,508.04 : x
  2. Step 2: Convert to fraction form
    11,813.34/16,302.32 = 6,508.04/x
  3. Step 3: Cross multiply
    11,813.34x = 16,302.32 × 6,508.04
  4. Step 4: Simplify right side
    11,813.34x = 106,096,150.65
  5. Step 5: Solve for x
    x = 106,096,150.65/11,813.34
  6. Step 6: Final answer
    x = 8,981.05

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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.