Home / 8,959.48-13,434.86-2,718.36

Finding the Fourth Proportional to 8,959.48, 13,434.86 and 2,718.36

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Solution

The fourth proportional to 8,959.48, 13,434.86 and 2,718.36 is: 4,076.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,959.48 : 13,434.86 = 2,718.36 : x
  2. Step 2: Convert to fraction form
    8,959.48/13,434.86 = 2,718.36/x
  3. Step 3: Cross multiply
    8,959.48x = 13,434.86 × 2,718.36
  4. Step 4: Simplify right side
    8,959.48x = 36,520,792.83
  5. Step 5: Solve for x
    x = 36,520,792.83/8,959.48
  6. Step 6: Final answer
    x = 4,076.22

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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.