Home / 2,176.04-3,265.20-1,006.40

Finding the Fourth Proportional to 2,176.04, 3,265.20 and 1,006.40

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Solution

The fourth proportional to 2,176.04, 3,265.20 and 1,006.40 is: 1,510.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.04 : 3,265.20 = 1,006.40 : x
  2. Step 2: Convert to fraction form
    2,176.04/3,265.20 = 1,006.40/x
  3. Step 3: Cross multiply
    2,176.04x = 3,265.20 × 1,006.40
  4. Step 4: Simplify right side
    2,176.04x = 3,286,097.28
  5. Step 5: Solve for x
    x = 3,286,097.28/2,176.04
  6. Step 6: Final answer
    x = 1,510.13

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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.