Home / 9,093.87-12,549.69-5,115.24

Finding the Fourth Proportional to 9,093.87, 12,549.69 and 5,115.24

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Solution

The fourth proportional to 9,093.87, 12,549.69 and 5,115.24 is: 7,059.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,093.87 : 12,549.69 = 5,115.24 : x
  2. Step 2: Convert to fraction form
    9,093.87/12,549.69 = 5,115.24/x
  3. Step 3: Cross multiply
    9,093.87x = 12,549.69 × 5,115.24
  4. Step 4: Simplify right side
    9,093.87x = 64,194,676.28
  5. Step 5: Solve for x
    x = 64,194,676.28/9,093.87
  6. Step 6: Final answer
    x = 7,059.12

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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.