Home / 6,115.26-8,440.47-3,597.51

Finding the Fourth Proportional to 6,115.26, 8,440.47 and 3,597.51

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Solution

The fourth proportional to 6,115.26, 8,440.47 and 3,597.51 is: 4,965.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115.26 : 8,440.47 = 3,597.51 : x
  2. Step 2: Convert to fraction form
    6,115.26/8,440.47 = 3,597.51/x
  3. Step 3: Cross multiply
    6,115.26x = 8,440.47 × 3,597.51
  4. Step 4: Simplify right side
    6,115.26x = 30,364,675.23
  5. Step 5: Solve for x
    x = 30,364,675.23/6,115.26
  6. Step 6: Final answer
    x = 4,965.39

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Half scale
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Double scale
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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.