Home / 5,521.58-8,280.60-1,823.12

Finding the Fourth Proportional to 5,521.58, 8,280.60 and 1,823.12

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Solution

The fourth proportional to 5,521.58, 8,280.60 and 1,823.12 is: 2,734.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.58 : 8,280.60 = 1,823.12 : x
  2. Step 2: Convert to fraction form
    5,521.58/8,280.60 = 1,823.12/x
  3. Step 3: Cross multiply
    5,521.58x = 8,280.60 × 1,823.12
  4. Step 4: Simplify right side
    5,521.58x = 15,096,486.07
  5. Step 5: Solve for x
    x = 15,096,486.07/5,521.58
  6. Step 6: Final answer
    x = 2,734.09

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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.