Home / 8,684.55-13,017.87-3,750.03

Finding the Fourth Proportional to 8,684.55, 13,017.87 and 3,750.03

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Solution

The fourth proportional to 8,684.55, 13,017.87 and 3,750.03 is: 5,621.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,684.55 : 13,017.87 = 3,750.03 : x
  2. Step 2: Convert to fraction form
    8,684.55/13,017.87 = 3,750.03/x
  3. Step 3: Cross multiply
    8,684.55x = 13,017.87 × 3,750.03
  4. Step 4: Simplify right side
    8,684.55x = 48,817,403.04
  5. Step 5: Solve for x
    x = 48,817,403.04/8,684.55
  6. Step 6: Final answer
    x = 5,621.18

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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.