Home / 5,989.40-8,263.10-3,630.68

Finding the Fourth Proportional to 5,989.40, 8,263.10 and 3,630.68

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Solution

The fourth proportional to 5,989.40, 8,263.10 and 3,630.68 is: 5,008.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,989.40 : 8,263.10 = 3,630.68 : x
  2. Step 2: Convert to fraction form
    5,989.40/8,263.10 = 3,630.68/x
  3. Step 3: Cross multiply
    5,989.40x = 8,263.10 × 3,630.68
  4. Step 4: Simplify right side
    5,989.40x = 30,000,671.91
  5. Step 5: Solve for x
    x = 30,000,671.91/5,989.40
  6. Step 6: Final answer
    x = 5,008.96

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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.