Home / 10,183.02-15,254.78-7,509.75

Finding the Fourth Proportional to 10,183.02, 15,254.78 and 7,509.75

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Solution

The fourth proportional to 10,183.02, 15,254.78 and 7,509.75 is: 11,250.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,183.02 : 15,254.78 = 7,509.75 : x
  2. Step 2: Convert to fraction form
    10,183.02/15,254.78 = 7,509.75/x
  3. Step 3: Cross multiply
    10,183.02x = 15,254.78 × 7,509.75
  4. Step 4: Simplify right side
    10,183.02x = 114,559,546.56
  5. Step 5: Solve for x
    x = 114,559,546.56/10,183.02
  6. Step 6: Final answer
    x = 11,250.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.