Home / 10,925.84-16,388.85-3,530.29

Finding the Fourth Proportional to 10,925.84, 16,388.85 and 3,530.29

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Solution

The fourth proportional to 10,925.84, 16,388.85 and 3,530.29 is: 5,295.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925.84 : 16,388.85 = 3,530.29 : x
  2. Step 2: Convert to fraction form
    10,925.84/16,388.85 = 3,530.29/x
  3. Step 3: Cross multiply
    10,925.84x = 16,388.85 × 3,530.29
  4. Step 4: Simplify right side
    10,925.84x = 57,857,416.59
  5. Step 5: Solve for x
    x = 57,857,416.59/10,925.84
  6. Step 6: Final answer
    x = 5,295.47

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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.