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Finding the Fourth Proportional to 6,126.26, 8,459.08 and 4,927.39

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Solution

The fourth proportional to 6,126.26, 8,459.08 and 4,927.39 is: 6,803.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.26 : 8,459.08 = 4,927.39 : x
  2. Step 2: Convert to fraction form
    6,126.26/8,459.08 = 4,927.39/x
  3. Step 3: Cross multiply
    6,126.26x = 8,459.08 × 4,927.39
  4. Step 4: Simplify right side
    6,126.26x = 41,681,152.74
  5. Step 5: Solve for x
    x = 41,681,152.74/6,126.26
  6. Step 6: Final answer
    x = 6,803.68

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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.