Home / 7,437.38-11,155.73-2,507.00

Finding the Fourth Proportional to 7,437.38, 11,155.73 and 2,507.00

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Solution

The fourth proportional to 7,437.38, 11,155.73 and 2,507.00 is: 3,760.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.38 : 11,155.73 = 2,507.00 : x
  2. Step 2: Convert to fraction form
    7,437.38/11,155.73 = 2,507.00/x
  3. Step 3: Cross multiply
    7,437.38x = 11,155.73 × 2,507.00
  4. Step 4: Simplify right side
    7,437.38x = 27,967,346.80
  5. Step 5: Solve for x
    x = 27,967,346.80/7,437.38
  6. Step 6: Final answer
    x = 3,760.38

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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.