Home / 10,090.98-15,136.88-6,394.55

Finding the Fourth Proportional to 10,090.98, 15,136.88 and 6,394.55

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Solution

The fourth proportional to 10,090.98, 15,136.88 and 6,394.55 is: 9,592.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090.98 : 15,136.88 = 6,394.55 : x
  2. Step 2: Convert to fraction form
    10,090.98/15,136.88 = 6,394.55/x
  3. Step 3: Cross multiply
    10,090.98x = 15,136.88 × 6,394.55
  4. Step 4: Simplify right side
    10,090.98x = 96,793,428.35
  5. Step 5: Solve for x
    x = 96,793,428.35/10,090.98
  6. Step 6: Final answer
    x = 9,592.07

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