Home / 4,456.49-6,689.89-2,608.94

Finding the Fourth Proportional to 4,456.49, 6,689.89 and 2,608.94

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Solution

The fourth proportional to 4,456.49, 6,689.89 and 2,608.94 is: 3,916.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.49 : 6,689.89 = 2,608.94 : x
  2. Step 2: Convert to fraction form
    4,456.49/6,689.89 = 2,608.94/x
  3. Step 3: Cross multiply
    4,456.49x = 6,689.89 × 2,608.94
  4. Step 4: Simplify right side
    4,456.49x = 17,453,541.60
  5. Step 5: Solve for x
    x = 17,453,541.60/4,456.49
  6. Step 6: Final answer
    x = 3,916.44

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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.