Home / 8,669.07-13,005.54-2,746.31

Finding the Fourth Proportional to 8,669.07, 13,005.54 and 2,746.31

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Solution

The fourth proportional to 8,669.07, 13,005.54 and 2,746.31 is: 4,120.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669.07 : 13,005.54 = 2,746.31 : x
  2. Step 2: Convert to fraction form
    8,669.07/13,005.54 = 2,746.31/x
  3. Step 3: Cross multiply
    8,669.07x = 13,005.54 × 2,746.31
  4. Step 4: Simplify right side
    8,669.07x = 35,717,179.53
  5. Step 5: Solve for x
    x = 35,717,179.53/8,669.07
  6. Step 6: Final answer
    x = 4,120.07

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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.