Home / 9,136.90-13,705.68-4,693.37

Finding the Fourth Proportional to 9,136.90, 13,705.68 and 4,693.37

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Solution

The fourth proportional to 9,136.90, 13,705.68 and 4,693.37 is: 7,040.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136.90 : 13,705.68 = 4,693.37 : x
  2. Step 2: Convert to fraction form
    9,136.90/13,705.68 = 4,693.37/x
  3. Step 3: Cross multiply
    9,136.90x = 13,705.68 × 4,693.37
  4. Step 4: Simplify right side
    9,136.90x = 64,325,827.34
  5. Step 5: Solve for x
    x = 64,325,827.34/9,136.90
  6. Step 6: Final answer
    x = 7,040.22

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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.