Home / 6,114.48-9,165.43-2,415.21

Finding the Fourth Proportional to 6,114.48, 9,165.43 and 2,415.21

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Solution

The fourth proportional to 6,114.48, 9,165.43 and 2,415.21 is: 3,620.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,114.48 : 9,165.43 = 2,415.21 : x
  2. Step 2: Convert to fraction form
    6,114.48/9,165.43 = 2,415.21/x
  3. Step 3: Cross multiply
    6,114.48x = 9,165.43 × 2,415.21
  4. Step 4: Simplify right side
    6,114.48x = 22,136,438.19
  5. Step 5: Solve for x
    x = 22,136,438.19/6,114.48
  6. Step 6: Final answer
    x = 3,620.33

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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.