Home / 5,521.80-8,283.45-2,011.35

Finding the Fourth Proportional to 5,521.80, 8,283.45 and 2,011.35

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Solution

The fourth proportional to 5,521.80, 8,283.45 and 2,011.35 is: 3,017.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.80 : 8,283.45 = 2,011.35 : x
  2. Step 2: Convert to fraction form
    5,521.80/8,283.45 = 2,011.35/x
  3. Step 3: Cross multiply
    5,521.80x = 8,283.45 × 2,011.35
  4. Step 4: Simplify right side
    5,521.80x = 16,660,917.16
  5. Step 5: Solve for x
    x = 16,660,917.16/5,521.80
  6. Step 6: Final answer
    x = 3,017.30

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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.