Home / 10,281.93-14,188.97-5,806.54

Finding the Fourth Proportional to 10,281.93, 14,188.97 and 5,806.54

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Solution

The fourth proportional to 10,281.93, 14,188.97 and 5,806.54 is: 8,012.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281.93 : 14,188.97 = 5,806.54 : x
  2. Step 2: Convert to fraction form
    10,281.93/14,188.97 = 5,806.54/x
  3. Step 3: Cross multiply
    10,281.93x = 14,188.97 × 5,806.54
  4. Step 4: Simplify right side
    10,281.93x = 82,388,821.86
  5. Step 5: Solve for x
    x = 82,388,821.86/10,281.93
  6. Step 6: Final answer
    x = 8,012.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.