Home / 6,517.14-8,988.21-5,336.16

Finding the Fourth Proportional to 6,517.14, 8,988.21 and 5,336.16

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Solution

The fourth proportional to 6,517.14, 8,988.21 and 5,336.16 is: 7,359.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517.14 : 8,988.21 = 5,336.16 : x
  2. Step 2: Convert to fraction form
    6,517.14/8,988.21 = 5,336.16/x
  3. Step 3: Cross multiply
    6,517.14x = 8,988.21 × 5,336.16
  4. Step 4: Simplify right side
    6,517.14x = 47,962,526.67
  5. Step 5: Solve for x
    x = 47,962,526.67/6,517.14
  6. Step 6: Final answer
    x = 7,359.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.