Home / 10,605.21-14,635.58-5,825.35

Finding the Fourth Proportional to 10,605.21, 14,635.58 and 5,825.35

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Solution

The fourth proportional to 10,605.21, 14,635.58 and 5,825.35 is: 8,039.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,605.21 : 14,635.58 = 5,825.35 : x
  2. Step 2: Convert to fraction form
    10,605.21/14,635.58 = 5,825.35/x
  3. Step 3: Cross multiply
    10,605.21x = 14,635.58 × 5,825.35
  4. Step 4: Simplify right side
    10,605.21x = 85,257,375.95
  5. Step 5: Solve for x
    x = 85,257,375.95/10,605.21
  6. Step 6: Final answer
    x = 8,039.20

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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.