Home / 11,367.53-15,687.08-6,331.46

Finding the Fourth Proportional to 11,367.53, 15,687.08 and 6,331.46

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Solution

The fourth proportional to 11,367.53, 15,687.08 and 6,331.46 is: 8,737.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,367.53 : 15,687.08 = 6,331.46 : x
  2. Step 2: Convert to fraction form
    11,367.53/15,687.08 = 6,331.46/x
  3. Step 3: Cross multiply
    11,367.53x = 15,687.08 × 6,331.46
  4. Step 4: Simplify right side
    11,367.53x = 99,322,041.10
  5. Step 5: Solve for x
    x = 99,322,041.10/11,367.53
  6. Step 6: Final answer
    x = 8,737.35

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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.