Home / 10,980.63-16,454.31-7,269.56

Finding the Fourth Proportional to 10,980.63, 16,454.31 and 7,269.56

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Solution

The fourth proportional to 10,980.63, 16,454.31 and 7,269.56 is: 10,893.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,980.63 : 16,454.31 = 7,269.56 : x
  2. Step 2: Convert to fraction form
    10,980.63/16,454.31 = 7,269.56/x
  3. Step 3: Cross multiply
    10,980.63x = 16,454.31 × 7,269.56
  4. Step 4: Simplify right side
    10,980.63x = 119,615,545.97
  5. Step 5: Solve for x
    x = 119,615,545.97/10,980.63
  6. Step 6: Final answer
    x = 10,893.32

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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.