Home / 8,427.94-11,633.08-4,892.74

Finding the Fourth Proportional to 8,427.94, 11,633.08 and 4,892.74

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Solution

The fourth proportional to 8,427.94, 11,633.08 and 4,892.74 is: 6,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,427.94 : 11,633.08 = 4,892.74 : x
  2. Step 2: Convert to fraction form
    8,427.94/11,633.08 = 4,892.74/x
  3. Step 3: Cross multiply
    8,427.94x = 11,633.08 × 4,892.74
  4. Step 4: Simplify right side
    8,427.94x = 56,917,635.84
  5. Step 5: Solve for x
    x = 56,917,635.84/8,427.94
  6. Step 6: Final answer
    x = 6,753.45

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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.