Home / 5,684.16-8,520.32-2,605.44

Finding the Fourth Proportional to 5,684.16, 8,520.32 and 2,605.44

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Solution

The fourth proportional to 5,684.16, 8,520.32 and 2,605.44 is: 3,905.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,684.16 : 8,520.32 = 2,605.44 : x
  2. Step 2: Convert to fraction form
    5,684.16/8,520.32 = 2,605.44/x
  3. Step 3: Cross multiply
    5,684.16x = 8,520.32 × 2,605.44
  4. Step 4: Simplify right side
    5,684.16x = 22,199,182.54
  5. Step 5: Solve for x
    x = 22,199,182.54/5,684.16
  6. Step 6: Final answer
    x = 3,905.45

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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.