Home / 10,725.10-16,089.21-3,330.16

Finding the Fourth Proportional to 10,725.10, 16,089.21 and 3,330.16

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Solution

The fourth proportional to 10,725.10, 16,089.21 and 3,330.16 is: 4,995.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,725.10 : 16,089.21 = 3,330.16 : x
  2. Step 2: Convert to fraction form
    10,725.10/16,089.21 = 3,330.16/x
  3. Step 3: Cross multiply
    10,725.10x = 16,089.21 × 3,330.16
  4. Step 4: Simplify right side
    10,725.10x = 53,579,643.57
  5. Step 5: Solve for x
    x = 53,579,643.57/10,725.10
  6. Step 6: Final answer
    x = 4,995.72

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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.