Home / 5,726.84-8,590.88-2,440.28

Finding the Fourth Proportional to 5,726.84, 8,590.88 and 2,440.28

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Solution

The fourth proportional to 5,726.84, 8,590.88 and 2,440.28 is: 3,660.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726.84 : 8,590.88 = 2,440.28 : x
  2. Step 2: Convert to fraction form
    5,726.84/8,590.88 = 2,440.28/x
  3. Step 3: Cross multiply
    5,726.84x = 8,590.88 × 2,440.28
  4. Step 4: Simplify right side
    5,726.84x = 20,964,152.65
  5. Step 5: Solve for x
    x = 20,964,152.65/5,726.84
  6. Step 6: Final answer
    x = 3,660.68

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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.