Home / 3,115.68-4,673.16-2,598.96

Finding the Fourth Proportional to 3,115.68, 4,673.16 and 2,598.96

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Solution

The fourth proportional to 3,115.68, 4,673.16 and 2,598.96 is: 3,898.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115.68 : 4,673.16 = 2,598.96 : x
  2. Step 2: Convert to fraction form
    3,115.68/4,673.16 = 2,598.96/x
  3. Step 3: Cross multiply
    3,115.68x = 4,673.16 × 2,598.96
  4. Step 4: Simplify right side
    3,115.68x = 12,145,355.91
  5. Step 5: Solve for x
    x = 12,145,355.91/3,115.68
  6. Step 6: Final answer
    x = 3,898.14

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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.