Home / 10,605.64-14,636.24-5,825.76

Finding the Fourth Proportional to 10,605.64, 14,636.24 and 5,825.76

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Solution

The fourth proportional to 10,605.64, 14,636.24 and 5,825.76 is: 8,039.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,605.64 : 14,636.24 = 5,825.76 : x
  2. Step 2: Convert to fraction form
    10,605.64/14,636.24 = 5,825.76/x
  3. Step 3: Cross multiply
    10,605.64x = 14,636.24 × 5,825.76
  4. Step 4: Simplify right side
    10,605.64x = 85,267,221.54
  5. Step 5: Solve for x
    x = 85,267,221.54/10,605.64
  6. Step 6: Final answer
    x = 8,039.80

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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.