Home / 8,935.62-12,331.23-4,956.99

Finding the Fourth Proportional to 8,935.62, 12,331.23 and 4,956.99

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Solution

The fourth proportional to 8,935.62, 12,331.23 and 4,956.99 is: 6,840.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.62 : 12,331.23 = 4,956.99 : x
  2. Step 2: Convert to fraction form
    8,935.62/12,331.23 = 4,956.99/x
  3. Step 3: Cross multiply
    8,935.62x = 12,331.23 × 4,956.99
  4. Step 4: Simplify right side
    8,935.62x = 61,125,783.80
  5. Step 5: Solve for x
    x = 61,125,783.80/8,935.62
  6. Step 6: Final answer
    x = 6,840.69

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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.