Home / 9,660.98-14,489.84-4,394.36

Finding the Fourth Proportional to 9,660.98, 14,489.84 and 4,394.36

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Solution

The fourth proportional to 9,660.98, 14,489.84 and 4,394.36 is: 6,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660.98 : 14,489.84 = 4,394.36 : x
  2. Step 2: Convert to fraction form
    9,660.98/14,489.84 = 4,394.36/x
  3. Step 3: Cross multiply
    9,660.98x = 14,489.84 × 4,394.36
  4. Step 4: Simplify right side
    9,660.98x = 63,673,573.30
  5. Step 5: Solve for x
    x = 63,673,573.30/9,660.98
  6. Step 6: Final answer
    x = 6,590.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.