Home / 10,689.26-16,033.86-2,898.06

Finding the Fourth Proportional to 10,689.26, 16,033.86 and 2,898.06

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Solution

The fourth proportional to 10,689.26, 16,033.86 and 2,898.06 is: 4,347.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,689.26 : 16,033.86 = 2,898.06 : x
  2. Step 2: Convert to fraction form
    10,689.26/16,033.86 = 2,898.06/x
  3. Step 3: Cross multiply
    10,689.26x = 16,033.86 × 2,898.06
  4. Step 4: Simplify right side
    10,689.26x = 46,467,088.31
  5. Step 5: Solve for x
    x = 46,467,088.31/10,689.26
  6. Step 6: Final answer
    x = 4,347.08

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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.