Home / 5,529.30-8,281.80-2,240.70

Finding the Fourth Proportional to 5,529.30, 8,281.80 and 2,240.70

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Solution

The fourth proportional to 5,529.30, 8,281.80 and 2,240.70 is: 3,356.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.30 : 8,281.80 = 2,240.70 : x
  2. Step 2: Convert to fraction form
    5,529.30/8,281.80 = 2,240.70/x
  3. Step 3: Cross multiply
    5,529.30x = 8,281.80 × 2,240.70
  4. Step 4: Simplify right side
    5,529.30x = 18,557,029.26
  5. Step 5: Solve for x
    x = 18,557,029.26/5,529.30
  6. Step 6: Final answer
    x = 3,356.13

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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.