Home / 9,428.08-14,145.08-3,884.04

Finding the Fourth Proportional to 9,428.08, 14,145.08 and 3,884.04

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Solution

The fourth proportional to 9,428.08, 14,145.08 and 3,884.04 is: 5,827.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428.08 : 14,145.08 = 3,884.04 : x
  2. Step 2: Convert to fraction form
    9,428.08/14,145.08 = 3,884.04/x
  3. Step 3: Cross multiply
    9,428.08x = 14,145.08 × 3,884.04
  4. Step 4: Simplify right side
    9,428.08x = 54,940,056.52
  5. Step 5: Solve for x
    x = 54,940,056.52/9,428.08
  6. Step 6: Final answer
    x = 5,827.28

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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.