Home / 11,182.53-15,431.57-6,146.75

Finding the Fourth Proportional to 11,182.53, 15,431.57 and 6,146.75

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Solution

The fourth proportional to 11,182.53, 15,431.57 and 6,146.75 is: 8,482.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,182.53 : 15,431.57 = 6,146.75 : x
  2. Step 2: Convert to fraction form
    11,182.53/15,431.57 = 6,146.75/x
  3. Step 3: Cross multiply
    11,182.53x = 15,431.57 × 6,146.75
  4. Step 4: Simplify right side
    11,182.53x = 94,853,895.01
  5. Step 5: Solve for x
    x = 94,853,895.01/11,182.53
  6. Step 6: Final answer
    x = 8,482.33

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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.