Home / 11,011.29-15,192.95-6,294.39

Finding the Fourth Proportional to 11,011.29, 15,192.95 and 6,294.39

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Solution

The fourth proportional to 11,011.29, 15,192.95 and 6,294.39 is: 8,684.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011.29 : 15,192.95 = 6,294.39 : x
  2. Step 2: Convert to fraction form
    11,011.29/15,192.95 = 6,294.39/x
  3. Step 3: Cross multiply
    11,011.29x = 15,192.95 × 6,294.39
  4. Step 4: Simplify right side
    11,011.29x = 95,630,321.08
  5. Step 5: Solve for x
    x = 95,630,321.08/11,011.29
  6. Step 6: Final answer
    x = 8,684.75

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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.