Home / 5,394.28-8,091.72-1,697.02

Finding the Fourth Proportional to 5,394.28, 8,091.72 and 1,697.02

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Solution

The fourth proportional to 5,394.28, 8,091.72 and 1,697.02 is: 2,545.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.28 : 8,091.72 = 1,697.02 : x
  2. Step 2: Convert to fraction form
    5,394.28/8,091.72 = 1,697.02/x
  3. Step 3: Cross multiply
    5,394.28x = 8,091.72 × 1,697.02
  4. Step 4: Simplify right side
    5,394.28x = 13,731,810.67
  5. Step 5: Solve for x
    x = 13,731,810.67/5,394.28
  6. Step 6: Final answer
    x = 2,545.62

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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.