Home / 4,655.25-6,982.94-1,145.26

Finding the Fourth Proportional to 4,655.25, 6,982.94 and 1,145.26

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Solution

The fourth proportional to 4,655.25, 6,982.94 and 1,145.26 is: 1,717.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,655.25 : 6,982.94 = 1,145.26 : x
  2. Step 2: Convert to fraction form
    4,655.25/6,982.94 = 1,145.26/x
  3. Step 3: Cross multiply
    4,655.25x = 6,982.94 × 1,145.26
  4. Step 4: Simplify right side
    4,655.25x = 7,997,267.27
  5. Step 5: Solve for x
    x = 7,997,267.27/4,655.25
  6. Step 6: Final answer
    x = 1,717.90

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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.