Home / 8,964.33-12,371.09-4,931.33

Finding the Fourth Proportional to 8,964.33, 12,371.09 and 4,931.33

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Solution

The fourth proportional to 8,964.33, 12,371.09 and 4,931.33 is: 6,805.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964.33 : 12,371.09 = 4,931.33 : x
  2. Step 2: Convert to fraction form
    8,964.33/12,371.09 = 4,931.33/x
  3. Step 3: Cross multiply
    8,964.33x = 12,371.09 × 4,931.33
  4. Step 4: Simplify right side
    8,964.33x = 61,005,840.74
  5. Step 5: Solve for x
    x = 61,005,840.74/8,964.33
  6. Step 6: Final answer
    x = 6,805.40

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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.