Home / 10,903.41-16,355.12-3,508.52

Finding the Fourth Proportional to 10,903.41, 16,355.12 and 3,508.52

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Solution

The fourth proportional to 10,903.41, 16,355.12 and 3,508.52 is: 5,262.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,903.41 : 16,355.12 = 3,508.52 : x
  2. Step 2: Convert to fraction form
    10,903.41/16,355.12 = 3,508.52/x
  3. Step 3: Cross multiply
    10,903.41x = 16,355.12 × 3,508.52
  4. Step 4: Simplify right side
    10,903.41x = 57,382,166.30
  5. Step 5: Solve for x
    x = 57,382,166.30/10,903.41
  6. Step 6: Final answer
    x = 5,262.77

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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.