Home / 10,465.12-15,697.68-2,673.92

Finding the Fourth Proportional to 10,465.12, 15,697.68 and 2,673.92

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Solution

The fourth proportional to 10,465.12, 15,697.68 and 2,673.92 is: 4,010.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,465.12 : 15,697.68 = 2,673.92 : x
  2. Step 2: Convert to fraction form
    10,465.12/15,697.68 = 2,673.92/x
  3. Step 3: Cross multiply
    10,465.12x = 15,697.68 × 2,673.92
  4. Step 4: Simplify right side
    10,465.12x = 41,974,340.51
  5. Step 5: Solve for x
    x = 41,974,340.51/10,465.12
  6. Step 6: Final answer
    x = 4,010.88

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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.