Home / 7,637.31-11,454.86-2,959.56

Finding the Fourth Proportional to 7,637.31, 11,454.86 and 2,959.56

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Solution

The fourth proportional to 7,637.31, 11,454.86 and 2,959.56 is: 4,438.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637.31 : 11,454.86 = 2,959.56 : x
  2. Step 2: Convert to fraction form
    7,637.31/11,454.86 = 2,959.56/x
  3. Step 3: Cross multiply
    7,637.31x = 11,454.86 × 2,959.56
  4. Step 4: Simplify right side
    7,637.31x = 33,901,345.46
  5. Step 5: Solve for x
    x = 33,901,345.46/7,637.31
  6. Step 6: Final answer
    x = 4,438.91

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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.