Home / 10,636.08-15,953.58-3,240.38

Finding the Fourth Proportional to 10,636.08, 15,953.58 and 3,240.38

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Solution

The fourth proportional to 10,636.08, 15,953.58 and 3,240.38 is: 4,860.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636.08 : 15,953.58 = 3,240.38 : x
  2. Step 2: Convert to fraction form
    10,636.08/15,953.58 = 3,240.38/x
  3. Step 3: Cross multiply
    10,636.08x = 15,953.58 × 3,240.38
  4. Step 4: Simplify right side
    10,636.08x = 51,695,581.79
  5. Step 5: Solve for x
    x = 51,695,581.79/10,636.08
  6. Step 6: Final answer
    x = 4,860.40

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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.