Home / 5,483.80-8,220.30-2,710.90

Finding the Fourth Proportional to 5,483.80, 8,220.30 and 2,710.90

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Solution

The fourth proportional to 5,483.80, 8,220.30 and 2,710.90 is: 4,063.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,483.80 : 8,220.30 = 2,710.90 : x
  2. Step 2: Convert to fraction form
    5,483.80/8,220.30 = 2,710.90/x
  3. Step 3: Cross multiply
    5,483.80x = 8,220.30 × 2,710.90
  4. Step 4: Simplify right side
    5,483.80x = 22,284,411.27
  5. Step 5: Solve for x
    x = 22,284,411.27/5,483.80
  6. Step 6: Final answer
    x = 4,063.68

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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.