Home / 8,433.72-11,638.98-4,898.04

Finding the Fourth Proportional to 8,433.72, 11,638.98 and 4,898.04

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Solution

The fourth proportional to 8,433.72, 11,638.98 and 4,898.04 is: 6,759.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,433.72 : 11,638.98 = 4,898.04 : x
  2. Step 2: Convert to fraction form
    8,433.72/11,638.98 = 4,898.04/x
  3. Step 3: Cross multiply
    8,433.72x = 11,638.98 × 4,898.04
  4. Step 4: Simplify right side
    8,433.72x = 57,008,189.60
  5. Step 5: Solve for x
    x = 57,008,189.60/8,433.72
  6. Step 6: Final answer
    x = 6,759.55

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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.