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Finding the Fourth Proportional to 6,145.48, 9,210.48 and 3,334.22

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Solution

The fourth proportional to 6,145.48, 9,210.48 and 3,334.22 is: 4,997.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.48 : 9,210.48 = 3,334.22 : x
  2. Step 2: Convert to fraction form
    6,145.48/9,210.48 = 3,334.22/x
  3. Step 3: Cross multiply
    6,145.48x = 9,210.48 × 3,334.22
  4. Step 4: Simplify right side
    6,145.48x = 30,709,766.63
  5. Step 5: Solve for x
    x = 30,709,766.63/6,145.48
  6. Step 6: Final answer
    x = 4,997.13

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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.