Home / 4,475.49-6,705.91-2,281.20

Finding the Fourth Proportional to 4,475.49, 6,705.91 and 2,281.20

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Solution

The fourth proportional to 4,475.49, 6,705.91 and 2,281.20 is: 3,418.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475.49 : 6,705.91 = 2,281.20 : x
  2. Step 2: Convert to fraction form
    4,475.49/6,705.91 = 2,281.20/x
  3. Step 3: Cross multiply
    4,475.49x = 6,705.91 × 2,281.20
  4. Step 4: Simplify right side
    4,475.49x = 15,297,521.89
  5. Step 5: Solve for x
    x = 15,297,521.89/4,475.49
  6. Step 6: Final answer
    x = 3,418.07

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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.