Home / 5,506.50-8,260.28-1,808.74

Finding the Fourth Proportional to 5,506.50, 8,260.28 and 1,808.74

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Solution

The fourth proportional to 5,506.50, 8,260.28 and 1,808.74 is: 2,713.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,506.50 : 8,260.28 = 1,808.74 : x
  2. Step 2: Convert to fraction form
    5,506.50/8,260.28 = 1,808.74/x
  3. Step 3: Cross multiply
    5,506.50x = 8,260.28 × 1,808.74
  4. Step 4: Simplify right side
    5,506.50x = 14,940,698.85
  5. Step 5: Solve for x
    x = 14,940,698.85/5,506.50
  6. Step 6: Final answer
    x = 2,713.28

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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.