Home / 8,935.81-12,331.41-4,956.95

Finding the Fourth Proportional to 8,935.81, 12,331.41 and 4,956.95

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Solution

The fourth proportional to 8,935.81, 12,331.41 and 4,956.95 is: 6,840.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.81 : 12,331.41 = 4,956.95 : x
  2. Step 2: Convert to fraction form
    8,935.81/12,331.41 = 4,956.95/x
  3. Step 3: Cross multiply
    8,935.81x = 12,331.41 × 4,956.95
  4. Step 4: Simplify right side
    8,935.81x = 61,126,182.80
  5. Step 5: Solve for x
    x = 61,126,182.80/8,935.81
  6. Step 6: Final answer
    x = 6,840.59

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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.