Home / 11,135.68-15,362.87-6,354.35

Finding the Fourth Proportional to 11,135.68, 15,362.87 and 6,354.35

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Solution

The fourth proportional to 11,135.68, 15,362.87 and 6,354.35 is: 8,766.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.68 : 15,362.87 = 6,354.35 : x
  2. Step 2: Convert to fraction form
    11,135.68/15,362.87 = 6,354.35/x
  3. Step 3: Cross multiply
    11,135.68x = 15,362.87 × 6,354.35
  4. Step 4: Simplify right side
    11,135.68x = 97,621,002.01
  5. Step 5: Solve for x
    x = 97,621,002.01/11,135.68
  6. Step 6: Final answer
    x = 8,766.51

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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.