Home / 5,404.83-8,108.51-2,285.11

Finding the Fourth Proportional to 5,404.83, 8,108.51 and 2,285.11

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Solution

The fourth proportional to 5,404.83, 8,108.51 and 2,285.11 is: 3,428.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,404.83 : 8,108.51 = 2,285.11 : x
  2. Step 2: Convert to fraction form
    5,404.83/8,108.51 = 2,285.11/x
  3. Step 3: Cross multiply
    5,404.83x = 8,108.51 × 2,285.11
  4. Step 4: Simplify right side
    5,404.83x = 18,528,836.00
  5. Step 5: Solve for x
    x = 18,528,836.00/5,404.83
  6. Step 6: Final answer
    x = 3,428.20

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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.