Home / 5,233.40-7,858.20-4,002.20

Finding the Fourth Proportional to 5,233.40, 7,858.20 and 4,002.20

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Solution

The fourth proportional to 5,233.40, 7,858.20 and 4,002.20 is: 6,009.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.40 : 7,858.20 = 4,002.20 : x
  2. Step 2: Convert to fraction form
    5,233.40/7,858.20 = 4,002.20/x
  3. Step 3: Cross multiply
    5,233.40x = 7,858.20 × 4,002.20
  4. Step 4: Simplify right side
    5,233.40x = 31,450,088.04
  5. Step 5: Solve for x
    x = 31,450,088.04/5,233.40
  6. Step 6: Final answer
    x = 6,009.49

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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.