Home / 4,807.35-6,630.86-3,213.34

Finding the Fourth Proportional to 4,807.35, 6,630.86 and 3,213.34

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Solution

The fourth proportional to 4,807.35, 6,630.86 and 3,213.34 is: 4,432.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.35 : 6,630.86 = 3,213.34 : x
  2. Step 2: Convert to fraction form
    4,807.35/6,630.86 = 3,213.34/x
  3. Step 3: Cross multiply
    4,807.35x = 6,630.86 × 3,213.34
  4. Step 4: Simplify right side
    4,807.35x = 21,307,199.13
  5. Step 5: Solve for x
    x = 21,307,199.13/4,807.35
  6. Step 6: Final answer
    x = 4,432.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.