Home / 10,689.23-16,033.75-2,898.05

Finding the Fourth Proportional to 10,689.23, 16,033.75 and 2,898.05

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Solution

The fourth proportional to 10,689.23, 16,033.75 and 2,898.05 is: 4,347.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,689.23 : 16,033.75 = 2,898.05 : x
  2. Step 2: Convert to fraction form
    10,689.23/16,033.75 = 2,898.05/x
  3. Step 3: Cross multiply
    10,689.23x = 16,033.75 × 2,898.05
  4. Step 4: Simplify right side
    10,689.23x = 46,466,521.77
  5. Step 5: Solve for x
    x = 46,466,521.77/10,689.23
  6. Step 6: Final answer
    x = 4,347.04

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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.