Home / 3,440.14-5,160.68-2,547.12

Finding the Fourth Proportional to 3,440.14, 5,160.68 and 2,547.12

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Solution

The fourth proportional to 3,440.14, 5,160.68 and 2,547.12 is: 3,821.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.14 : 5,160.68 = 2,547.12 : x
  2. Step 2: Convert to fraction form
    3,440.14/5,160.68 = 2,547.12/x
  3. Step 3: Cross multiply
    3,440.14x = 5,160.68 × 2,547.12
  4. Step 4: Simplify right side
    3,440.14x = 13,144,871.24
  5. Step 5: Solve for x
    x = 13,144,871.24/3,440.14
  6. Step 6: Final answer
    x = 3,821.03

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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.