Home / 8,817.30-12,167.73-4,838.45

Finding the Fourth Proportional to 8,817.30, 12,167.73 and 4,838.45

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Solution

The fourth proportional to 8,817.30, 12,167.73 and 4,838.45 is: 6,676.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,817.30 : 12,167.73 = 4,838.45 : x
  2. Step 2: Convert to fraction form
    8,817.30/12,167.73 = 4,838.45/x
  3. Step 3: Cross multiply
    8,817.30x = 12,167.73 × 4,838.45
  4. Step 4: Simplify right side
    8,817.30x = 58,872,892.38
  5. Step 5: Solve for x
    x = 58,872,892.38/8,817.30
  6. Step 6: Final answer
    x = 6,676.98

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Half scale
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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.