Home / 7,431.02-11,145.16-2,500.54

Finding the Fourth Proportional to 7,431.02, 11,145.16 and 2,500.54

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Solution

The fourth proportional to 7,431.02, 11,145.16 and 2,500.54 is: 3,750.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431.02 : 11,145.16 = 2,500.54 : x
  2. Step 2: Convert to fraction form
    7,431.02/11,145.16 = 2,500.54/x
  3. Step 3: Cross multiply
    7,431.02x = 11,145.16 × 2,500.54
  4. Step 4: Simplify right side
    7,431.02x = 27,868,918.39
  5. Step 5: Solve for x
    x = 27,868,918.39/7,431.02
  6. Step 6: Final answer
    x = 3,750.35

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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.