Home / 5,402.52-8,091.18-4,160.07

Finding the Fourth Proportional to 5,402.52, 8,091.18 and 4,160.07

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Solution

The fourth proportional to 5,402.52, 8,091.18 and 4,160.07 is: 6,230.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.52 : 8,091.18 = 4,160.07 : x
  2. Step 2: Convert to fraction form
    5,402.52/8,091.18 = 4,160.07/x
  3. Step 3: Cross multiply
    5,402.52x = 8,091.18 × 4,160.07
  4. Step 4: Simplify right side
    5,402.52x = 33,659,875.18
  5. Step 5: Solve for x
    x = 33,659,875.18/5,402.52
  6. Step 6: Final answer
    x = 6,230.40

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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.