Home / 5,406.04-8,103.45-2,935.60

Finding the Fourth Proportional to 5,406.04, 8,103.45 and 2,935.60

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Solution

The fourth proportional to 5,406.04, 8,103.45 and 2,935.60 is: 4,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.04 : 8,103.45 = 2,935.60 : x
  2. Step 2: Convert to fraction form
    5,406.04/8,103.45 = 2,935.60/x
  3. Step 3: Cross multiply
    5,406.04x = 8,103.45 × 2,935.60
  4. Step 4: Simplify right side
    5,406.04x = 23,788,487.82
  5. Step 5: Solve for x
    x = 23,788,487.82/5,406.04
  6. Step 6: Final answer
    x = 4,400.35

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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.