Home / 11,013.10-15,192.88-6,294.63

Finding the Fourth Proportional to 11,013.10, 15,192.88 and 6,294.63

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Solution

The fourth proportional to 11,013.10, 15,192.88 and 6,294.63 is: 8,683.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,013.10 : 15,192.88 = 6,294.63 : x
  2. Step 2: Convert to fraction form
    11,013.10/15,192.88 = 6,294.63/x
  3. Step 3: Cross multiply
    11,013.10x = 15,192.88 × 6,294.63
  4. Step 4: Simplify right side
    11,013.10x = 95,633,558.23
  5. Step 5: Solve for x
    x = 95,633,558.23/11,013.10
  6. Step 6: Final answer
    x = 8,683.62

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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.