Home / 9,774.02-14,662.40-3,198.89

Finding the Fourth Proportional to 9,774.02, 14,662.40 and 3,198.89

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Solution

The fourth proportional to 9,774.02, 14,662.40 and 3,198.89 is: 4,798.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,774.02 : 14,662.40 = 3,198.89 : x
  2. Step 2: Convert to fraction form
    9,774.02/14,662.40 = 3,198.89/x
  3. Step 3: Cross multiply
    9,774.02x = 14,662.40 × 3,198.89
  4. Step 4: Simplify right side
    9,774.02x = 46,903,425.40
  5. Step 5: Solve for x
    x = 46,903,425.40/9,774.02
  6. Step 6: Final answer
    x = 4,798.78

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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.