Home / 10,645.84-14,690.99-5,930.02

Finding the Fourth Proportional to 10,645.84, 14,690.99 and 5,930.02

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Solution

The fourth proportional to 10,645.84, 14,690.99 and 5,930.02 is: 8,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,645.84 : 14,690.99 = 5,930.02 : x
  2. Step 2: Convert to fraction form
    10,645.84/14,690.99 = 5,930.02/x
  3. Step 3: Cross multiply
    10,645.84x = 14,690.99 × 5,930.02
  4. Step 4: Simplify right side
    10,645.84x = 87,117,842.62
  5. Step 5: Solve for x
    x = 87,117,842.62/10,645.84
  6. Step 6: Final answer
    x = 8,183.28

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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.