Home / 5,410.86-7,467.48-3,285.90

Finding the Fourth Proportional to 5,410.86, 7,467.48 and 3,285.90

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Solution

The fourth proportional to 5,410.86, 7,467.48 and 3,285.90 is: 4,534.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.86 : 7,467.48 = 3,285.90 : x
  2. Step 2: Convert to fraction form
    5,410.86/7,467.48 = 3,285.90/x
  3. Step 3: Cross multiply
    5,410.86x = 7,467.48 × 3,285.90
  4. Step 4: Simplify right side
    5,410.86x = 24,537,392.53
  5. Step 5: Solve for x
    x = 24,537,392.53/5,410.86
  6. Step 6: Final answer
    x = 4,534.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.