Home / 10,716.64-16,074.96-2,925.66

Finding the Fourth Proportional to 10,716.64, 16,074.96 and 2,925.66

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Solution

The fourth proportional to 10,716.64, 16,074.96 and 2,925.66 is: 4,388.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,716.64 : 16,074.96 = 2,925.66 : x
  2. Step 2: Convert to fraction form
    10,716.64/16,074.96 = 2,925.66/x
  3. Step 3: Cross multiply
    10,716.64x = 16,074.96 × 2,925.66
  4. Step 4: Simplify right side
    10,716.64x = 47,029,867.47
  5. Step 5: Solve for x
    x = 47,029,867.47/10,716.64
  6. Step 6: Final answer
    x = 4,388.49

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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.