Home / 5,285.55-7,913.61-2,683.02

Finding the Fourth Proportional to 5,285.55, 7,913.61 and 2,683.02

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Solution

The fourth proportional to 5,285.55, 7,913.61 and 2,683.02 is: 4,017.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.55 : 7,913.61 = 2,683.02 : x
  2. Step 2: Convert to fraction form
    5,285.55/7,913.61 = 2,683.02/x
  3. Step 3: Cross multiply
    5,285.55x = 7,913.61 × 2,683.02
  4. Step 4: Simplify right side
    5,285.55x = 21,232,373.90
  5. Step 5: Solve for x
    x = 21,232,373.90/5,285.55
  6. Step 6: Final answer
    x = 4,017.06

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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.