Home / 2,609.40-3,908.58-2,423.52

Finding the Fourth Proportional to 2,609.40, 3,908.58 and 2,423.52

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Solution

The fourth proportional to 2,609.40, 3,908.58 and 2,423.52 is: 3,630.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,609.40 : 3,908.58 = 2,423.52 : x
  2. Step 2: Convert to fraction form
    2,609.40/3,908.58 = 2,423.52/x
  3. Step 3: Cross multiply
    2,609.40x = 3,908.58 × 2,423.52
  4. Step 4: Simplify right side
    2,609.40x = 9,472,521.80
  5. Step 5: Solve for x
    x = 9,472,521.80/2,609.40
  6. Step 6: Final answer
    x = 3,630.15

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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.