Home / 5,702.20-8,554.61-2,415.42

Finding the Fourth Proportional to 5,702.20, 8,554.61 and 2,415.42

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Solution

The fourth proportional to 5,702.20, 8,554.61 and 2,415.42 is: 3,623.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,702.20 : 8,554.61 = 2,415.42 : x
  2. Step 2: Convert to fraction form
    5,702.20/8,554.61 = 2,415.42/x
  3. Step 3: Cross multiply
    5,702.20x = 8,554.61 × 2,415.42
  4. Step 4: Simplify right side
    5,702.20x = 20,662,982.12
  5. Step 5: Solve for x
    x = 20,662,982.12/5,702.20
  6. Step 6: Final answer
    x = 3,623.69

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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.