Home / 10,884.33-16,328.84-5,688.81

Finding the Fourth Proportional to 10,884.33, 16,328.84 and 5,688.81

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Solution

The fourth proportional to 10,884.33, 16,328.84 and 5,688.81 is: 8,534.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,884.33 : 16,328.84 = 5,688.81 : x
  2. Step 2: Convert to fraction form
    10,884.33/16,328.84 = 5,688.81/x
  3. Step 3: Cross multiply
    10,884.33x = 16,328.84 × 5,688.81
  4. Step 4: Simplify right side
    10,884.33x = 92,891,639.84
  5. Step 5: Solve for x
    x = 92,891,639.84/10,884.33
  6. Step 6: Final answer
    x = 8,534.44

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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.