Home / 4,262.40-5,875.20-4,204.80

Finding the Fourth Proportional to 4,262.40, 5,875.20 and 4,204.80

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Solution

The fourth proportional to 4,262.40, 5,875.20 and 4,204.80 is: 5,795.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,262.40 : 5,875.20 = 4,204.80 : x
  2. Step 2: Convert to fraction form
    4,262.40/5,875.20 = 4,204.80/x
  3. Step 3: Cross multiply
    4,262.40x = 5,875.20 × 4,204.80
  4. Step 4: Simplify right side
    4,262.40x = 24,704,040.96
  5. Step 5: Solve for x
    x = 24,704,040.96/4,262.40
  6. Step 6: Final answer
    x = 5,795.81

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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.