Home / 9,636.90-14,455.38-2,973.30

Finding the Fourth Proportional to 9,636.90, 14,455.38 and 2,973.30

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Solution

The fourth proportional to 9,636.90, 14,455.38 and 2,973.30 is: 4,459.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,636.90 : 14,455.38 = 2,973.30 : x
  2. Step 2: Convert to fraction form
    9,636.90/14,455.38 = 2,973.30/x
  3. Step 3: Cross multiply
    9,636.90x = 14,455.38 × 2,973.30
  4. Step 4: Simplify right side
    9,636.90x = 42,980,181.35
  5. Step 5: Solve for x
    x = 42,980,181.35/9,636.90
  6. Step 6: Final answer
    x = 4,459.96

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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.