Home / 5,483.20-8,225.34-2,020

Finding the Fourth Proportional to 5,483.20, 8,225.34 and 2,020

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Solution

The fourth proportional to 5,483.20, 8,225.34 and 2,020 is: 3,030.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,483.20 : 8,225.34 = 2,020 : x
  2. Step 2: Convert to fraction form
    5,483.20/8,225.34 = 2,020/x
  3. Step 3: Cross multiply
    5,483.20x = 8,225.34 × 2,020
  4. Step 4: Simplify right side
    5,483.20x = 16,615,186.80
  5. Step 5: Solve for x
    x = 16,615,186.80/5,483.20
  6. Step 6: Final answer
    x = 3,030.20

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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.