Home / 6,147.50-9,223.96-3,225.12

Finding the Fourth Proportional to 6,147.50, 9,223.96 and 3,225.12

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Solution

The fourth proportional to 6,147.50, 9,223.96 and 3,225.12 is: 4,839.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147.50 : 9,223.96 = 3,225.12 : x
  2. Step 2: Convert to fraction form
    6,147.50/9,223.96 = 3,225.12/x
  3. Step 3: Cross multiply
    6,147.50x = 9,223.96 × 3,225.12
  4. Step 4: Simplify right side
    6,147.50x = 29,748,369.81
  5. Step 5: Solve for x
    x = 29,748,369.81/6,147.50
  6. Step 6: Final answer
    x = 4,839.10

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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.