Home / 7,629.24-11,444.16-2,947.56

Finding the Fourth Proportional to 7,629.24, 11,444.16 and 2,947.56

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Solution

The fourth proportional to 7,629.24, 11,444.16 and 2,947.56 is: 4,421.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.24 : 11,444.16 = 2,947.56 : x
  2. Step 2: Convert to fraction form
    7,629.24/11,444.16 = 2,947.56/x
  3. Step 3: Cross multiply
    7,629.24x = 11,444.16 × 2,947.56
  4. Step 4: Simplify right side
    7,629.24x = 33,732,348.25
  5. Step 5: Solve for x
    x = 33,732,348.25/7,629.24
  6. Step 6: Final answer
    x = 4,421.46

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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.