Home / 4,706.40-7,066.58-2,630.55

Finding the Fourth Proportional to 4,706.40, 7,066.58 and 2,630.55

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Solution

The fourth proportional to 4,706.40, 7,066.58 and 2,630.55 is: 3,949.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,706.40 : 7,066.58 = 2,630.55 : x
  2. Step 2: Convert to fraction form
    4,706.40/7,066.58 = 2,630.55/x
  3. Step 3: Cross multiply
    4,706.40x = 7,066.58 × 2,630.55
  4. Step 4: Simplify right side
    4,706.40x = 18,588,978.87
  5. Step 5: Solve for x
    x = 18,588,978.87/4,706.40
  6. Step 6: Final answer
    x = 3,949.72

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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.